128436008

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{147289}}^1$

素因数の和:147404

約数の個数: 16

約数和(自身を含む): 243028500

約数和(自身を除く): 114592492

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 147289, 294578, 589156, 1178312, 16054501, 32109002, 64218004, 128436008]

約数ペア:

[(1, 128436008), (2, 64218004), (4, 32109002), (8, 16054501), (109, 1178312), (218, 589156), (436, 294578), (872, 147289)]