40890645

素因数分解:

$3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4003}}^1$

素因数の和:4241

約数の個数: 24

約数和(自身を含む): 71207136

約数和(自身を除く): 30316491

約数列:

[1, 3, 5, 9, 15, 45, 227, 681, 1135, 2043, 3405, 4003, 10215, 12009, 20015, 36027, 60045, 180135, 908681, 2726043, 4543405, 8178129, 13630215, 40890645]

約数ペア:

[(1, 40890645), (3, 13630215), (5, 8178129), (9, 4543405), (15, 2726043), (45, 908681), (227, 180135), (681, 60045), (1135, 36027), (2043, 20015), (3405, 12009), (4003, 10215)]