221557196

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{73951}}^1$

素因数の和:74069

約数の個数: 24

約数和(自身を含む): 447261696

約数和(自身を除く): 225704500

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 73951, 147902, 295804, 517657, 1035314, 2070628, 7912757, 15825514, 31651028, 55389299, 110778598, 221557196]

約数ペア:

[(1, 221557196), (2, 110778598), (4, 55389299), (7, 31651028), (14, 15825514), (28, 7912757), (107, 2070628), (214, 1035314), (428, 517657), (749, 295804), (1498, 147902), (2996, 73951)]