26806479

素因数分解:

$3^1\times 7^3\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 42240000

約数和(自身を除く): 15433521

約数列:

[1, 3, 7, 21, 49, 109, 147, 239, 327, 343, 717, 763, 1029, 1673, 2289, 5019, 5341, 11711, 16023, 26051, 35133, 37387, 78153, 81977, 112161, 182357, 245931, 547071, 1276499, 3829497, 8935493, 26806479]

約数ペア:

[(1, 26806479), (3, 8935493), (7, 3829497), (21, 1276499), (49, 547071), (109, 245931), (147, 182357), (239, 112161), (327, 81977), (343, 78153), (717, 37387), (763, 35133), (1029, 26051), (1673, 16023), (2289, 11711), (5019, 5341)]