42120717

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1\times {\mathrm{503}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 57028608

約数和(自身を除く): 14907891

約数列:

[1, 3, 103, 271, 309, 503, 813, 1509, 27913, 51809, 83739, 136313, 155427, 408939, 14040239, 42120717]

約数ペア:

[(1, 42120717), (3, 14040239), (103, 408939), (271, 155427), (309, 136313), (503, 83739), (813, 51809), (1509, 27913)]