128648028

素因数分解:

$2^2\times 3^1\times {\mathrm{263}}^1\times {\mathrm{40763}}^1$

素因数の和:41033

約数の個数: 24

約数和(自身を含む): 301327488

約数和(自身を除く): 172679460

約数列:

[1, 2, 3, 4, 6, 12, 263, 526, 789, 1052, 1578, 3156, 40763, 81526, 122289, 163052, 244578, 489156, 10720669, 21441338, 32162007, 42882676, 64324014, 128648028]

約数ペア:

[(1, 128648028), (2, 64324014), (3, 42882676), (4, 32162007), (6, 21441338), (12, 10720669), (263, 489156), (526, 244578), (789, 163052), (1052, 122289), (1578, 81526), (3156, 40763)]