259012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 518616

約数和(自身を除く): 259604

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 293, 442, 586, 884, 1172, 3809, 4981, 7618, 9962, 15236, 19924, 64753, 129506, 259012]

約数ペア:

[(1, 259012), (2, 129506), (4, 64753), (13, 19924), (17, 15236), (26, 9962), (34, 7618), (52, 4981), (68, 3809), (221, 1172), (293, 884), (442, 586)]