2154654405

素因数分解:

$3^3\times 5^1\times {\mathrm{15960403}}^1$

素因数の和:15960417

約数の個数: 16

約数和(自身を含む): 3830496960

約数和(自身を除く): 1675842555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 15960403, 47881209, 79802015, 143643627, 239406045, 430930881, 718218135, 2154654405]

約数ペア:

[(1, 2154654405), (3, 718218135), (5, 430930881), (9, 239406045), (15, 143643627), (27, 79802015), (45, 47881209), (135, 15960403)]