221535210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1637}}^1$

素因数の和:2007

約数の個数: 64

約数和(自身を含む): 574584192

約数和(自身を除く): 353048982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 347, 390, 694, 1041, 1637, 1735, 2082, 3274, 3470, 4511, 4911, 5205, 8185, 9022, 9822, 10410, 13533, 16370, 21281, 22555, 24555, 27066, 42562, 45110, 49110, 63843, 67665, 106405, 127686, 135330, 212810, 319215, 568039, 638430, 1136078, 1704117, 2840195, 3408234, 5680390, 7384507, 8520585, 14769014, 17041170, 22153521, 36922535, 44307042, 73845070, 110767605, 221535210]

約数ペア:

[(1, 221535210), (2, 110767605), (3, 73845070), (5, 44307042), (6, 36922535), (10, 22153521), (13, 17041170), (15, 14769014), (26, 8520585), (30, 7384507), (39, 5680390), (65, 3408234), (78, 2840195), (130, 1704117), (195, 1136078), (347, 638430), (390, 568039), (694, 319215), (1041, 212810), (1637, 135330), (1735, 127686), (2082, 106405), (3274, 67665), (3470, 63843), (4511, 49110), (4911, 45110), (5205, 42562), (8185, 27066), (9022, 24555), (9822, 22555), (10410, 21281), (13533, 16370)]