221788462

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1\times {\mathrm{1621}}^1$

素因数の和:1996

約数の個数: 32

約数和(自身を含む): 394729920

約数和(自身を除く): 172941458

約数列:

[1, 2, 7, 14, 29, 58, 203, 337, 406, 674, 1621, 2359, 3242, 4718, 9773, 11347, 19546, 22694, 47009, 68411, 94018, 136822, 329063, 546277, 658126, 1092554, 3823939, 7647878, 15842033, 31684066, 110894231, 221788462]

約数ペア:

[(1, 221788462), (2, 110894231), (7, 31684066), (14, 15842033), (29, 7647878), (58, 3823939), (203, 1092554), (337, 658126), (406, 546277), (674, 329063), (1621, 136822), (2359, 94018), (3242, 68411), (4718, 47009), (9773, 22694), (11347, 19546)]