42980505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4111}}^1$

素因数の和:4177

約数の個数: 32

約数和(自身を含む): 74608128

約数和(自身を除く): 31627623

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 3485, 4111, 10455, 12333, 20555, 61665, 69887, 168551, 209661, 349435, 505653, 842755, 1048305, 2528265, 2865367, 8596101, 14326835, 42980505]

約数ペア:

[(1, 42980505), (3, 14326835), (5, 8596101), (15, 2865367), (17, 2528265), (41, 1048305), (51, 842755), (85, 505653), (123, 349435), (205, 209661), (255, 168551), (615, 69887), (697, 61665), (2091, 20555), (3485, 12333), (4111, 10455)]