256836424

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2469581}}^1$

素因数の和:2469600

約数の個数: 16

約数和(自身を含む): 518612220

約数和(自身を除く): 261775796

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2469581, 4939162, 9878324, 19756648, 32104553, 64209106, 128418212, 256836424]

約数ペア:

[(1, 256836424), (2, 128418212), (4, 64209106), (8, 32104553), (13, 19756648), (26, 9878324), (52, 4939162), (104, 2469581)]