42040377

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{5039}}^1$

素因数の和:5154

約数の個数: 20

約数和(自身を含む): 63423360

約数和(自身を除く): 21382983

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 5039, 8343, 15117, 45351, 136053, 408159, 519017, 1557051, 4671153, 14013459, 42040377]

約数ペア:

[(1, 42040377), (3, 14013459), (9, 4671153), (27, 1557051), (81, 519017), (103, 408159), (309, 136053), (927, 45351), (2781, 15117), (5039, 8343)]