221706872

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{3581}}^1$

素因数の和:3767

約数の個数: 32

約数和(自身を含む): 425541600

約数和(自身を除く): 203834728

約数列:

[1, 2, 4, 8, 71, 109, 142, 218, 284, 436, 568, 872, 3581, 7162, 7739, 14324, 15478, 28648, 30956, 61912, 254251, 390329, 508502, 780658, 1017004, 1561316, 2034008, 3122632, 27713359, 55426718, 110853436, 221706872]

約数ペア:

[(1, 221706872), (2, 110853436), (4, 55426718), (8, 27713359), (71, 3122632), (109, 2034008), (142, 1561316), (218, 1017004), (284, 780658), (436, 508502), (568, 390329), (872, 254251), (3581, 61912), (7162, 30956), (7739, 28648), (14324, 15478)]