71317449

素因数分解:

$3^3\times 7^1\times {\mathrm{401}}^1\times {\mathrm{941}}^1$

素因数の和:1358

約数の個数: 32

約数和(自身を含む): 121178880

約数和(自身を除く): 49861431

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 401, 941, 1203, 2807, 2823, 3609, 6587, 8421, 8469, 10827, 19761, 25263, 25407, 59283, 75789, 177849, 377341, 1132023, 2641387, 3396069, 7924161, 10188207, 23772483, 71317449]

約数ペア:

[(1, 71317449), (3, 23772483), (7, 10188207), (9, 7924161), (21, 3396069), (27, 2641387), (63, 1132023), (189, 377341), (401, 177849), (941, 75789), (1203, 59283), (2807, 25407), (2823, 25263), (3609, 19761), (6587, 10827), (8421, 8469)]