491798052

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:822

約数の個数: 144

約数和(自身を含む): 1399157760

約数和(自身を除く): 907359708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 43, 46, 57, 69, 76, 86, 92, 114, 129, 138, 171, 172, 207, 228, 258, 276, 342, 387, 414, 437, 516, 684, 727, 774, 817, 828, 874, 989, 1311, 1454, 1548, 1634, 1748, 1978, 2181, 2451, 2622, 2908, 2967, 3268, 3933, 3956, 4362, 4902, 5244, 5934, 6543, 7353, 7866, 8724, 8901, 9804, 11868, 13086, 13813, 14706, 15732, 16721, 17802, 18791, 26172, 27626, 29412, 31261, 33442, 35604, 37582, 41439, 50163, 55252, 56373, 62522, 66884, 75164, 82878, 93783, 100326, 112746, 124317, 125044, 150489, 165756, 169119, 187566, 200652, 225492, 248634, 281349, 300978, 317699, 338238, 375132, 497268, 562698, 593959, 601956, 635398, 676476, 719003, 953097, 1125396, 1187918, 1270796, 1438006, 1781877, 1906194, 2157009, 2375836, 2859291, 2876012, 3563754, 3812388, 4314018, 5345631, 5718582, 6471027, 7127508, 8628036, 10691262, 11437164, 12942054, 13661057, 21382524, 25884108, 27322114, 40983171, 54644228, 81966342, 122949513, 163932684, 245899026, 491798052]

約数ペア:

[(1, 491798052), (2, 245899026), (3, 163932684), (4, 122949513), (6, 81966342), (9, 54644228), (12, 40983171), (18, 27322114), (19, 25884108), (23, 21382524), (36, 13661057), (38, 12942054), (43, 11437164), (46, 10691262), (57, 8628036), (69, 7127508), (76, 6471027), (86, 5718582), (92, 5345631), (114, 4314018), (129, 3812388), (138, 3563754), (171, 2876012), (172, 2859291), (207, 2375836), (228, 2157009), (258, 1906194), (276, 1781877), (342, 1438006), (387, 1270796), (414, 1187918), (437, 1125396), (516, 953097), (684, 719003), (727, 676476), (774, 635398), (817, 601956), (828, 593959), (874, 562698), (989, 497268), (1311, 375132), (1454, 338238), (1548, 317699), (1634, 300978), (1748, 281349), (1978, 248634), (2181, 225492), (2451, 200652), (2622, 187566), (2908, 169119), (2967, 165756), (3268, 150489), (3933, 125044), (3956, 124317), (4362, 112746), (4902, 100326), (5244, 93783), (5934, 82878), (6543, 75164), (7353, 66884), (7866, 62522), (8724, 56373), (8901, 55252), (9804, 50163), (11868, 41439), (13086, 37582), (13813, 35604), (14706, 33442), (15732, 31261), (16721, 29412), (17802, 27626), (18791, 26172)]