80991015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{40597}}^1$

素因数の和:40631

約数の個数: 32

約数和(自身を含む): 155896320

約数和(自身を除く): 74905305

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 40597, 121791, 202985, 284179, 608955, 771343, 852537, 1420895, 2314029, 3856715, 4262685, 5399401, 11570145, 16198203, 26997005, 80991015]

約数ペア:

[(1, 80991015), (3, 26997005), (5, 16198203), (7, 11570145), (15, 5399401), (19, 4262685), (21, 3856715), (35, 2314029), (57, 1420895), (95, 852537), (105, 771343), (133, 608955), (285, 284179), (399, 202985), (665, 121791), (1995, 40597)]