398637001

素因数分解:

$7^3\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 483724800

約数和(自身を除く): 85087799

約数列:

[1, 7, 37, 49, 101, 259, 311, 343, 707, 1813, 2177, 3737, 4949, 11507, 12691, 15239, 26159, 31411, 34643, 80549, 106673, 183113, 219877, 563843, 1162207, 1281791, 1539139, 3946901, 8135449, 10773973, 56948143, 398637001]

約数ペア:

[(1, 398637001), (7, 56948143), (37, 10773973), (49, 8135449), (101, 3946901), (259, 1539139), (311, 1281791), (343, 1162207), (707, 563843), (1813, 219877), (2177, 183113), (3737, 106673), (4949, 80549), (11507, 34643), (12691, 31411), (15239, 26159)]