72884287

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{3109}}^1$

素因数の和:3330

約数の個数: 16

約数和(自身を含む): 88672320

約数和(自身を除く): 15788033

約数列:

[1, 7, 17, 119, 197, 1379, 3109, 3349, 21763, 23443, 52853, 369971, 612473, 4287311, 10412041, 72884287]

約数ペア:

[(1, 72884287), (7, 10412041), (17, 4287311), (119, 612473), (197, 369971), (1379, 52853), (3109, 23443), (3349, 21763)]