257101866

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1240

約数の個数: 96

約数和(自身を含む): 673320960

約数和(自身を除く): 416219094

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 79, 126, 138, 158, 161, 207, 237, 322, 414, 474, 483, 553, 711, 966, 1106, 1123, 1422, 1449, 1659, 1817, 2246, 2898, 3318, 3369, 3634, 4977, 5451, 6738, 7861, 9954, 10107, 10902, 12719, 15722, 16353, 20214, 23583, 25438, 25829, 32706, 38157, 47166, 51658, 70749, 76314, 77487, 88717, 114471, 141498, 154974, 177434, 180803, 228942, 232461, 266151, 361606, 464922, 532302, 542409, 621019, 798453, 1084818, 1242038, 1596906, 1627227, 1863057, 2040491, 3254454, 3726114, 4080982, 5589171, 6121473, 11178342, 12242946, 14283437, 18364419, 28566874, 36728838, 42850311, 85700622, 128550933, 257101866]

約数ペア:

[(1, 257101866), (2, 128550933), (3, 85700622), (6, 42850311), (7, 36728838), (9, 28566874), (14, 18364419), (18, 14283437), (21, 12242946), (23, 11178342), (42, 6121473), (46, 5589171), (63, 4080982), (69, 3726114), (79, 3254454), (126, 2040491), (138, 1863057), (158, 1627227), (161, 1596906), (207, 1242038), (237, 1084818), (322, 798453), (414, 621019), (474, 542409), (483, 532302), (553, 464922), (711, 361606), (966, 266151), (1106, 232461), (1123, 228942), (1422, 180803), (1449, 177434), (1659, 154974), (1817, 141498), (2246, 114471), (2898, 88717), (3318, 77487), (3369, 76314), (3634, 70749), (4977, 51658), (5451, 47166), (6738, 38157), (7861, 32706), (9954, 25829), (10107, 25438), (10902, 23583), (12719, 20214), (15722, 16353)]