85151521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2897}}^1$

素因数の和:2953

約数の個数: 32

約数和(自身を含む): 116847360

約数和(自身を除く): 31695839

約数列:

[1, 7, 13, 17, 19, 91, 119, 133, 221, 247, 323, 1547, 1729, 2261, 2897, 4199, 20279, 29393, 37661, 49249, 55043, 263627, 344743, 385301, 640237, 715559, 935731, 4481659, 5008913, 6550117, 12164503, 85151521]

約数ペア:

[(1, 85151521), (7, 12164503), (13, 6550117), (17, 5008913), (19, 4481659), (91, 935731), (119, 715559), (133, 640237), (221, 385301), (247, 344743), (323, 263627), (1547, 55043), (1729, 49249), (2261, 37661), (2897, 29393), (4199, 20279)]