31456134

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:127

約数の個数: 128

約数和(自身を含む): 81100800

約数和(自身を除く): 49644666

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 31, 38, 43, 46, 54, 57, 62, 69, 86, 93, 114, 129, 138, 171, 186, 207, 258, 279, 342, 387, 414, 437, 513, 558, 589, 621, 713, 774, 817, 837, 874, 989, 1026, 1161, 1178, 1242, 1311, 1333, 1426, 1634, 1674, 1767, 1978, 2139, 2322, 2451, 2622, 2666, 2967, 3534, 3933, 3999, 4278, 4902, 5301, 5934, 6417, 7353, 7866, 7998, 8901, 10602, 11799, 11997, 12834, 13547, 14706, 15903, 17802, 18791, 19251, 22059, 23598, 23994, 25327, 26703, 27094, 30659, 31806, 35991, 37582, 38502, 40641, 44118, 50654, 53406, 56373, 61318, 71982, 75981, 81282, 91977, 112746, 121923, 151962, 169119, 183954, 227943, 243846, 275931, 338238, 365769, 455886, 507357, 551862, 582521, 683829, 731538, 827793, 1014714, 1165042, 1367658, 1655586, 1747563, 3495126, 5242689, 10485378, 15728067, 31456134]

約数ペア:

[(1, 31456134), (2, 15728067), (3, 10485378), (6, 5242689), (9, 3495126), (18, 1747563), (19, 1655586), (23, 1367658), (27, 1165042), (31, 1014714), (38, 827793), (43, 731538), (46, 683829), (54, 582521), (57, 551862), (62, 507357), (69, 455886), (86, 365769), (93, 338238), (114, 275931), (129, 243846), (138, 227943), (171, 183954), (186, 169119), (207, 151962), (258, 121923), (279, 112746), (342, 91977), (387, 81282), (414, 75981), (437, 71982), (513, 61318), (558, 56373), (589, 53406), (621, 50654), (713, 44118), (774, 40641), (817, 38502), (837, 37582), (874, 35991), (989, 31806), (1026, 30659), (1161, 27094), (1178, 26703), (1242, 25327), (1311, 23994), (1333, 23598), (1426, 22059), (1634, 19251), (1674, 18791), (1767, 17802), (1978, 15903), (2139, 14706), (2322, 13547), (2451, 12834), (2622, 11997), (2666, 11799), (2967, 10602), (3534, 8901), (3933, 7998), (3999, 7866), (4278, 7353), (4902, 6417), (5301, 5934)]