1247816752

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:867

約数の個数: 120

約数和(自身を含む): 3049304832

約数和(自身を除く): 1801488080

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 191, 196, 208, 364, 382, 392, 637, 641, 728, 764, 784, 1274, 1282, 1337, 1456, 1528, 2483, 2548, 2564, 2674, 3056, 4487, 4966, 5096, 5128, 5348, 8333, 8974, 9359, 9932, 10192, 10256, 10696, 16666, 17381, 17948, 18718, 19864, 21392, 31409, 33332, 34762, 35896, 37436, 39728, 58331, 62818, 66664, 69524, 71792, 74872, 116662, 121667, 122431, 125636, 133328, 139048, 149744, 233324, 243334, 244862, 251272, 278096, 408317, 466648, 486668, 489724, 502544, 816634, 857017, 933296, 973336, 979448, 1591603, 1633268, 1714034, 1946672, 1958896, 3183206, 3266536, 3428068, 5999119, 6366412, 6533072, 6856136, 11141221, 11998238, 12732824, 13712272, 22282442, 23996476, 25465648, 44564884, 47992952, 77988547, 89129768, 95985904, 155977094, 178259536, 311954188, 623908376, 1247816752]

約数ペア:

[(1, 1247816752), (2, 623908376), (4, 311954188), (7, 178259536), (8, 155977094), (13, 95985904), (14, 89129768), (16, 77988547), (26, 47992952), (28, 44564884), (49, 25465648), (52, 23996476), (56, 22282442), (91, 13712272), (98, 12732824), (104, 11998238), (112, 11141221), (182, 6856136), (191, 6533072), (196, 6366412), (208, 5999119), (364, 3428068), (382, 3266536), (392, 3183206), (637, 1958896), (641, 1946672), (728, 1714034), (764, 1633268), (784, 1591603), (1274, 979448), (1282, 973336), (1337, 933296), (1456, 857017), (1528, 816634), (2483, 502544), (2548, 489724), (2564, 486668), (2674, 466648), (3056, 408317), (4487, 278096), (4966, 251272), (5096, 244862), (5128, 243334), (5348, 233324), (8333, 149744), (8974, 139048), (9359, 133328), (9932, 125636), (10192, 122431), (10256, 121667), (10696, 116662), (16666, 74872), (17381, 71792), (17948, 69524), (18718, 66664), (19864, 62818), (21392, 58331), (31409, 39728), (33332, 37436), (34762, 35896)]