260338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 32

約数和(自身を含む): 483840

約数和(自身を除く): 223502

約数列:

[1, 2, 13, 17, 19, 26, 31, 34, 38, 62, 221, 247, 323, 403, 442, 494, 527, 589, 646, 806, 1054, 1178, 4199, 6851, 7657, 8398, 10013, 13702, 15314, 20026, 130169, 260338]

約数ペア:

[(1, 260338), (2, 130169), (13, 20026), (17, 15314), (19, 13702), (26, 10013), (31, 8398), (34, 7657), (38, 6851), (62, 4199), (221, 1178), (247, 1054), (323, 806), (403, 646), (442, 589), (494, 527)]