72805915

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{22859}}^1$

素因数の和:22891

約数の個数: 24

約数和(自身を含む): 109453680

約数和(自身を除く): 36647765

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 22859, 114295, 160013, 297167, 800065, 1120091, 1485835, 2080169, 5600455, 10400845, 14561183, 72805915]

約数ペア:

[(1, 72805915), (5, 14561183), (7, 10400845), (13, 5600455), (35, 2080169), (49, 1485835), (65, 1120091), (91, 800065), (245, 297167), (455, 160013), (637, 114295), (3185, 22859)]