274319790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{212651}}^1$

素因数の和:212704

約数の個数: 32

約数和(自身を含む): 673681536

約数和(自身を除く): 399361746

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 212651, 425302, 637953, 1063255, 1275906, 2126510, 3189765, 6379530, 9143993, 18287986, 27431979, 45719965, 54863958, 91439930, 137159895, 274319790]

約数ペア:

[(1, 274319790), (2, 137159895), (3, 91439930), (5, 54863958), (6, 45719965), (10, 27431979), (15, 18287986), (30, 9143993), (43, 6379530), (86, 3189765), (129, 2126510), (215, 1275906), (258, 1063255), (430, 637953), (645, 425302), (1290, 212651)]