173870389

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 222474240

約数和(自身を除く): 48603851

約数列:

[1, 7, 11, 77, 79, 101, 283, 553, 707, 869, 1111, 1981, 3113, 6083, 7777, 7979, 21791, 22357, 28583, 55853, 87769, 156499, 200081, 245927, 314413, 614383, 1721489, 2200891, 2258057, 15806399, 24838627, 173870389]

約数ペア:

[(1, 173870389), (7, 24838627), (11, 15806399), (77, 2258057), (79, 2200891), (101, 1721489), (283, 614383), (553, 314413), (707, 245927), (869, 200081), (1111, 156499), (1981, 87769), (3113, 55853), (6083, 28583), (7777, 22357), (7979, 21791)]