47785787

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 58223616

約数和(自身を除く): 10437829

約数列:

[1, 7, 31, 41, 131, 217, 287, 917, 1271, 1681, 4061, 5371, 8897, 11767, 28427, 37597, 52111, 166501, 220211, 364777, 1165507, 1541477, 6826541, 47785787]

約数ペア:

[(1, 47785787), (7, 6826541), (31, 1541477), (41, 1165507), (131, 364777), (217, 220211), (287, 166501), (917, 52111), (1271, 37597), (1681, 28427), (4061, 11767), (5371, 8897)]