15979577131

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{77999}}^1$

素因数の和:78163

約数の個数: 24

約数和(自身を含む): 19260072000

約数和(自身を除く): 3280494869

約数列:

[1, 7, 37, 49, 113, 259, 791, 1813, 4181, 5537, 29267, 77999, 204869, 545993, 2885963, 3821951, 8813887, 20201741, 61697209, 141412187, 326113819, 431880463, 2282796733, 15979577131]

約数ペア:

[(1, 15979577131), (7, 2282796733), (37, 431880463), (49, 326113819), (113, 141412187), (259, 61697209), (791, 20201741), (1813, 8813887), (4181, 3821951), (5537, 2885963), (29267, 545993), (77999, 204869)]