78285405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{877}}^1$

素因数の和:1437

約数の個数: 32

約数和(自身を含む): 137052288

約数和(自身を除く): 58766883

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 541, 877, 1623, 2631, 2705, 4385, 5951, 8115, 9647, 13155, 17853, 28941, 29755, 48235, 89265, 144705, 474457, 1423371, 2372285, 5219027, 7116855, 15657081, 26095135, 78285405]

約数ペア:

[(1, 78285405), (3, 26095135), (5, 15657081), (11, 7116855), (15, 5219027), (33, 2372285), (55, 1423371), (165, 474457), (541, 144705), (877, 89265), (1623, 48235), (2631, 29755), (2705, 28941), (4385, 17853), (5951, 13155), (8115, 9647)]