13671325

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 17800200

約数和(自身を除く): 4128875

約数列:

[1, 5, 25, 29, 109, 145, 173, 545, 725, 865, 2725, 3161, 4325, 5017, 15805, 18857, 25085, 79025, 94285, 125425, 471425, 546853, 2734265, 13671325]

約数ペア:

[(1, 13671325), (5, 2734265), (25, 546853), (29, 471425), (109, 125425), (145, 94285), (173, 79025), (545, 25085), (725, 18857), (865, 15805), (2725, 5017), (3161, 4325)]