128579312

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{48121}}^1$

素因数の和:48296

約数の個数: 20

約数和(自身を含む): 250619376

約数和(自身を除く): 122040064

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 48121, 96242, 192484, 384968, 769936, 8036207, 16072414, 32144828, 64289656, 128579312]

約数ペア:

[(1, 128579312), (2, 64289656), (4, 32144828), (8, 16072414), (16, 8036207), (167, 769936), (334, 384968), (668, 192484), (1336, 96242), (2672, 48121)]