40891965

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66491}}^1$

素因数の和:66540

約数の個数: 16

約数和(自身を含む): 67023936

約数和(自身を除く): 26131971

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 66491, 199473, 332455, 997365, 2726131, 8178393, 13630655, 40891965]

約数ペア:

[(1, 40891965), (3, 13630655), (5, 8178393), (15, 2726131), (41, 997365), (123, 332455), (205, 199473), (615, 66491)]