220104871

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{2113}}^1$

素因数の和:2790

約数の個数: 16

約数和(自身を含む): 263015424

約数和(自身を除く): 42910553

約数列:

[1, 7, 23, 161, 647, 2113, 4529, 14791, 14881, 48599, 104167, 340193, 1367111, 9569777, 31443553, 220104871]

約数ペア:

[(1, 220104871), (7, 31443553), (23, 9569777), (161, 1367111), (647, 340193), (2113, 104167), (4529, 48599), (14791, 14881)]