258981606

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1987}}^1$

素因数の和:2565

約数の個数: 48

約数和(自身を含む): 605679984

約数和(自身を除く): 346698378

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 557, 1114, 1671, 1987, 3342, 3974, 5013, 5961, 7241, 10026, 11922, 14482, 17883, 21723, 25831, 35766, 43446, 51662, 65169, 77493, 130338, 154986, 232479, 464958, 1106759, 2213518, 3320277, 6640554, 9960831, 14387867, 19921662, 28775734, 43163601, 86327202, 129490803, 258981606]

約数ペア:

[(1, 258981606), (2, 129490803), (3, 86327202), (6, 43163601), (9, 28775734), (13, 19921662), (18, 14387867), (26, 9960831), (39, 6640554), (78, 3320277), (117, 2213518), (234, 1106759), (557, 464958), (1114, 232479), (1671, 154986), (1987, 130338), (3342, 77493), (3974, 65169), (5013, 51662), (5961, 43446), (7241, 35766), (10026, 25831), (11922, 21723), (14482, 17883)]