402042015

素因数分解:

$3^3\times 5^1\times {\mathrm{2978089}}^1$

素因数の和:2978103

約数の個数: 16

約数和(自身を含む): 714741600

約数和(自身を除く): 312699585

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2978089, 8934267, 14890445, 26802801, 44671335, 80408403, 134014005, 402042015]

約数ペア:

[(1, 402042015), (3, 134014005), (5, 80408403), (9, 44671335), (15, 26802801), (27, 14890445), (45, 8934267), (135, 2978089)]