155909535

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2749}}^1$

素因数の和:2975

約数の個数: 32

約数和(自身を含む): 264000000

約数和(自身を除く): 108090465

約数列:

[1, 3, 5, 15, 19, 57, 95, 199, 285, 597, 995, 2749, 2985, 3781, 8247, 11343, 13745, 18905, 41235, 52231, 56715, 156693, 261155, 547051, 783465, 1641153, 2735255, 8205765, 10393969, 31181907, 51969845, 155909535]

約数ペア:

[(1, 155909535), (3, 51969845), (5, 31181907), (15, 10393969), (19, 8205765), (57, 2735255), (95, 1641153), (199, 783465), (285, 547051), (597, 261155), (995, 156693), (2749, 56715), (2985, 52231), (3781, 41235), (8247, 18905), (11343, 13745)]