258544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:145

約数の個数: 40

約数和(自身を含む): 593712

約数和(自身を除く): 335168

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 113, 143, 176, 208, 226, 286, 452, 572, 904, 1144, 1243, 1469, 1808, 2288, 2486, 2938, 4972, 5876, 9944, 11752, 16159, 19888, 23504, 32318, 64636, 129272, 258544]

約数ペア:

[(1, 258544), (2, 129272), (4, 64636), (8, 32318), (11, 23504), (13, 19888), (16, 16159), (22, 11752), (26, 9944), (44, 5876), (52, 4972), (88, 2938), (104, 2486), (113, 2288), (143, 1808), (176, 1469), (208, 1243), (226, 1144), (286, 904), (452, 572)]