15394405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 20564712

約数和(自身を除く): 5170307

約数列:

[1, 5, 13, 37, 65, 173, 185, 481, 865, 1369, 2249, 2405, 6401, 6845, 11245, 17797, 32005, 83213, 88985, 236837, 416065, 1184185, 3078881, 15394405]

約数ペア:

[(1, 15394405), (5, 3078881), (13, 1184185), (37, 416065), (65, 236837), (173, 88985), (185, 83213), (481, 32005), (865, 17797), (1369, 11245), (2249, 6845), (2405, 6401)]