210950505

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 399879168

約数和(自身を除く): 188928663

約数列:

[1, 3, 5, 9, 15, 31, 37, 45, 61, 67, 93, 111, 155, 183, 185, 201, 279, 305, 333, 335, 465, 549, 555, 603, 915, 1005, 1147, 1395, 1665, 1891, 2077, 2257, 2479, 2745, 3015, 3441, 4087, 5673, 5735, 6231, 6771, 7437, 9455, 10323, 10385, 11285, 12261, 12395, 17019, 17205, 18693, 20313, 20435, 22311, 28365, 31155, 33855, 36783, 37185, 51615, 61305, 69967, 76849, 85095, 93465, 101565, 111555, 126697, 151219, 183915, 209901, 230547, 349835, 380091, 384245, 453657, 629703, 633485, 691641, 756095, 1049505, 1140273, 1152735, 1360971, 1900455, 2268285, 3148515, 3458205, 4687789, 5701365, 6804855, 14063367, 23438945, 42190101, 70316835, 210950505]

約数ペア:

[(1, 210950505), (3, 70316835), (5, 42190101), (9, 23438945), (15, 14063367), (31, 6804855), (37, 5701365), (45, 4687789), (61, 3458205), (67, 3148515), (93, 2268285), (111, 1900455), (155, 1360971), (183, 1152735), (185, 1140273), (201, 1049505), (279, 756095), (305, 691641), (333, 633485), (335, 629703), (465, 453657), (549, 384245), (555, 380091), (603, 349835), (915, 230547), (1005, 209901), (1147, 183915), (1395, 151219), (1665, 126697), (1891, 111555), (2077, 101565), (2257, 93465), (2479, 85095), (2745, 76849), (3015, 69967), (3441, 61305), (4087, 51615), (5673, 37185), (5735, 36783), (6231, 33855), (6771, 31155), (7437, 28365), (9455, 22311), (10323, 20435), (10385, 20313), (11285, 18693), (12261, 17205), (12395, 17019)]