42721795

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{769}}^1$

素因数の和:1086

約数の個数: 16

約数和(自身を含む): 52778880

約数和(自身を除く): 10057085

約数列:

[1, 5, 41, 205, 271, 769, 1355, 3845, 11111, 31529, 55555, 157645, 208399, 1041995, 8544359, 42721795]

約数ペア:

[(1, 42721795), (5, 8544359), (41, 1041995), (205, 208399), (271, 157645), (769, 55555), (1355, 31529), (3845, 11111)]