168206885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4909}}^1$

素因数の和:5021

約数の個数: 32

約数和(自身を含む): 254534400

約数和(自身を除く): 86327515

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 623, 979, 3115, 4895, 4909, 6853, 24545, 34265, 34363, 53999, 171815, 269995, 377993, 436901, 1889965, 2184505, 3058307, 4805911, 15291535, 24029555, 33641377, 168206885]

約数ペア:

[(1, 168206885), (5, 33641377), (7, 24029555), (11, 15291535), (35, 4805911), (55, 3058307), (77, 2184505), (89, 1889965), (385, 436901), (445, 377993), (623, 269995), (979, 171815), (3115, 53999), (4895, 34363), (4909, 34265), (6853, 24545)]