13813025

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 17882040

約数和(自身を除く): 4069015

約数列:

[1, 5, 25, 37, 109, 137, 185, 545, 685, 925, 2725, 3425, 4033, 5069, 14933, 20165, 25345, 74665, 100825, 126725, 373325, 552521, 2762605, 13813025]

約数ペア:

[(1, 13813025), (5, 2762605), (25, 552521), (37, 373325), (109, 126725), (137, 100825), (185, 74665), (545, 25345), (685, 20165), (925, 14933), (2725, 5069), (3425, 4033)]