27327430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6781}}^1$

素因数の和:6832

約数の個数: 32

約数和(自身を含む): 54690048

約数和(自身を除く): 27362618

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 6781, 13562, 33905, 67810, 88153, 176306, 210211, 420422, 440765, 881530, 1051055, 2102110, 2732743, 5465486, 13663715, 27327430]

約数ペア:

[(1, 27327430), (2, 13663715), (5, 5465486), (10, 2732743), (13, 2102110), (26, 1051055), (31, 881530), (62, 440765), (65, 420422), (130, 210211), (155, 176306), (310, 88153), (403, 67810), (806, 33905), (2015, 13562), (4030, 6781)]