72806428

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{1303}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 130165280

約数和(自身を除く): 57358852

約数列:

[1, 2, 4, 61, 122, 229, 244, 458, 916, 1303, 2606, 5212, 13969, 27938, 55876, 79483, 158966, 298387, 317932, 596774, 1193548, 18201607, 36403214, 72806428]

約数ペア:

[(1, 72806428), (2, 36403214), (4, 18201607), (61, 1193548), (122, 596774), (229, 317932), (244, 298387), (458, 158966), (916, 79483), (1303, 55876), (2606, 27938), (5212, 13969)]