128216516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{12487}}^1$

素因数の和:12659

約数の個数: 24

約数和(自身を含む): 239170176

約数和(自身を除く): 110953660

約数列:

[1, 2, 4, 17, 34, 68, 151, 302, 604, 2567, 5134, 10268, 12487, 24974, 49948, 212279, 424558, 849116, 1885537, 3771074, 7542148, 32054129, 64108258, 128216516]

約数ペア:

[(1, 128216516), (2, 64108258), (4, 32054129), (17, 7542148), (34, 3771074), (68, 1885537), (151, 849116), (302, 424558), (604, 212279), (2567, 49948), (5134, 24974), (10268, 12487)]