1272504805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{41389}}^1$

素因数の和:41461

約数の個数: 32

約数和(自身を含む): 1835729280

約数和(自身を除く): 563224475

約数列:

[1, 5, 11, 13, 43, 55, 65, 143, 215, 473, 559, 715, 2365, 2795, 6149, 30745, 41389, 206945, 455279, 538057, 1779727, 2276395, 2690285, 5918627, 8898635, 19576997, 23136451, 29593135, 97884985, 115682255, 254500961, 1272504805]

約数ペア:

[(1, 1272504805), (5, 254500961), (11, 115682255), (13, 97884985), (43, 29593135), (55, 23136451), (65, 19576997), (143, 8898635), (215, 5918627), (473, 2690285), (559, 2276395), (715, 1779727), (2365, 538057), (2795, 455279), (6149, 206945), (30745, 41389)]