400432898

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{461}}^1\times {\mathrm{821}}^1$

素因数の和:1330

約数の個数: 24

約数和(自身を含む): 630028476

約数和(自身を除く): 229595578

約数列:

[1, 2, 23, 46, 461, 529, 821, 922, 1058, 1642, 10603, 18883, 21206, 37766, 243869, 378481, 434309, 487738, 756962, 868618, 8705063, 17410126, 200216449, 400432898]

約数ペア:

[(1, 400432898), (2, 200216449), (23, 17410126), (46, 8705063), (461, 868618), (529, 756962), (821, 487738), (922, 434309), (1058, 378481), (1642, 243869), (10603, 37766), (18883, 21206)]