221289986

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1\times {\mathrm{9419}}^1$

素因数の和:10129

約数の個数: 16

約数和(自身を含む): 352006560

約数和(自身を除く): 130716574

約数列:

[1, 2, 17, 34, 691, 1382, 9419, 11747, 18838, 23494, 160123, 320246, 6508529, 13017058, 110644993, 221289986]

約数ペア:

[(1, 221289986), (2, 110644993), (17, 13017058), (34, 6508529), (691, 320246), (1382, 160123), (9419, 23494), (11747, 18838)]