42521479

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 57770496

約数和(自身を除く): 15249017

約数列:

[1, 7, 11, 13, 77, 91, 107, 143, 397, 749, 1001, 1177, 1391, 2779, 4367, 5161, 8239, 9737, 15301, 30569, 36127, 42479, 56771, 107107, 297353, 397397, 467269, 552227, 3270883, 3865589, 6074497, 42521479]

約数ペア:

[(1, 42521479), (7, 6074497), (11, 3865589), (13, 3270883), (77, 552227), (91, 467269), (107, 397397), (143, 297353), (397, 107107), (749, 56771), (1001, 42479), (1177, 36127), (1391, 30569), (2779, 15301), (4367, 9737), (5161, 8239)]