489375405

素因数分解:

$3^3\times 5^1\times {\mathrm{3625003}}^1$

素因数の和:3625017

約数の個数: 16

約数和(自身を含む): 870000960

約数和(自身を除く): 380625555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 3625003, 10875009, 18125015, 32625027, 54375045, 97875081, 163125135, 489375405]

約数ペア:

[(1, 489375405), (3, 163125135), (5, 97875081), (9, 54375045), (15, 32625027), (27, 18125015), (45, 10875009), (135, 3625003)]