40870215

素因数分解:

$3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4001}}^1$

素因数の和:4239

約数の個数: 24

約数和(自身を含む): 71171568

約数和(自身を除く): 30301353

約数列:

[1, 3, 5, 9, 15, 45, 227, 681, 1135, 2043, 3405, 4001, 10215, 12003, 20005, 36009, 60015, 180045, 908227, 2724681, 4541135, 8174043, 13623405, 40870215]

約数ペア:

[(1, 40870215), (3, 13623405), (5, 8174043), (9, 4541135), (15, 2724681), (45, 908227), (227, 180045), (681, 60015), (1135, 36009), (2043, 20005), (3405, 12003), (4001, 10215)]