40907907

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{997}}^1$

素因数の和:1147

約数の個数: 24

約数和(自身を含む): 61029696

約数和(自身を除く): 20121789

約数列:

[1, 3, 9, 47, 97, 141, 291, 423, 873, 997, 2991, 4559, 8973, 13677, 41031, 46859, 96709, 140577, 290127, 421731, 870381, 4545323, 13635969, 40907907]

約数ペア:

[(1, 40907907), (3, 13635969), (9, 4545323), (47, 870381), (97, 421731), (141, 290127), (291, 140577), (423, 96709), (873, 46859), (997, 41031), (2991, 13677), (4559, 8973)]