397019910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1890571}}^1$

素因数の和:1890588

約数の個数: 32

約数和(自身を含む): 1088969472

約数和(自身を除く): 691949562

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1890571, 3781142, 5671713, 9452855, 11343426, 13233997, 18905710, 26467994, 28358565, 39701991, 56717130, 66169985, 79403982, 132339970, 198509955, 397019910]

約数ペア:

[(1, 397019910), (2, 198509955), (3, 132339970), (5, 79403982), (6, 66169985), (7, 56717130), (10, 39701991), (14, 28358565), (15, 26467994), (21, 18905710), (30, 13233997), (35, 11343426), (42, 9452855), (70, 5671713), (105, 3781142), (210, 1890571)]