65717771

素因数分解:

$7^4\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:400

約数の個数: 20

約数和(自身を含む): 77710944

約数和(自身を除く): 11993173

約数列:

[1, 7, 49, 101, 271, 343, 707, 1897, 2401, 4949, 13279, 27371, 34643, 92953, 191597, 242501, 650671, 1341179, 9388253, 65717771]

約数ペア:

[(1, 65717771), (7, 9388253), (49, 1341179), (101, 650671), (271, 242501), (343, 191597), (707, 92953), (1897, 34643), (2401, 27371), (4949, 13279)]