81396301

素因数分解:

$7^5\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 98824320

約数和(自身を除く): 17428019

約数列:

[1, 7, 29, 49, 167, 203, 343, 1169, 1421, 2401, 4843, 8183, 9947, 16807, 33901, 57281, 69629, 237307, 400967, 487403, 1661149, 2806769, 11628043, 81396301]

約数ペア:

[(1, 81396301), (7, 11628043), (29, 2806769), (49, 1661149), (167, 487403), (203, 400967), (343, 237307), (1169, 69629), (1421, 57281), (2401, 33901), (4843, 16807), (8183, 9947)]