128868976

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{6673}}^1$

素因数の和:6769

約数の個数: 40

約数和(自身を含む): 268134624

約数和(自身を除く): 139265648

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 142, 272, 284, 568, 1136, 1207, 2414, 4828, 6673, 9656, 13346, 19312, 26692, 53384, 106768, 113441, 226882, 453764, 473783, 907528, 947566, 1815056, 1895132, 3790264, 7580528, 8054311, 16108622, 32217244, 64434488, 128868976]

約数ペア:

[(1, 128868976), (2, 64434488), (4, 32217244), (8, 16108622), (16, 8054311), (17, 7580528), (34, 3790264), (68, 1895132), (71, 1815056), (136, 947566), (142, 907528), (272, 473783), (284, 453764), (568, 226882), (1136, 113441), (1207, 106768), (2414, 53384), (4828, 26692), (6673, 19312), (9656, 13346)]