61257651

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{491}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 100950528

約数和(自身を除く): 39692877

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 457, 491, 1371, 1473, 3199, 3437, 5941, 6383, 9597, 10311, 17823, 19149, 41587, 44681, 124761, 134043, 224387, 673161, 1570709, 2917031, 4712127, 8751093, 20419217, 61257651]

約数ペア:

[(1, 61257651), (3, 20419217), (7, 8751093), (13, 4712127), (21, 2917031), (39, 1570709), (91, 673161), (273, 224387), (457, 134043), (491, 124761), (1371, 44681), (1473, 41587), (3199, 19149), (3437, 17823), (5941, 10311), (6383, 9597)]