221498158

素因数分解:

$2^1\times 7^1\times {\mathrm{1609}}^1\times {\mathrm{9833}}^1$

素因数の和:11451

約数の個数: 16

約数和(自身を含む): 379985760

約数和(自身を除く): 158487602

約数列:

[1, 2, 7, 14, 1609, 3218, 9833, 11263, 19666, 22526, 68831, 137662, 15821297, 31642594, 110749079, 221498158]

約数ペア:

[(1, 221498158), (2, 110749079), (7, 31642594), (14, 15821297), (1609, 137662), (3218, 68831), (9833, 22526), (11263, 19666)]