15007993

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 21450240

約数和(自身を除く): 6442247

約数列:

[1, 7, 11, 13, 29, 47, 77, 91, 121, 143, 203, 319, 329, 377, 517, 611, 847, 1001, 1363, 1573, 2233, 2639, 3509, 3619, 4147, 4277, 5687, 6721, 9541, 11011, 14993, 17719, 24563, 29029, 39809, 45617, 47047, 73931, 104951, 124033, 164923, 194909, 319319, 517517, 1154461, 1364363, 2143999, 15007993]

約数ペア:

[(1, 15007993), (7, 2143999), (11, 1364363), (13, 1154461), (29, 517517), (47, 319319), (77, 194909), (91, 164923), (121, 124033), (143, 104951), (203, 73931), (319, 47047), (329, 45617), (377, 39809), (517, 29029), (611, 24563), (847, 17719), (1001, 14993), (1363, 11011), (1573, 9541), (2233, 6721), (2639, 5687), (3509, 4277), (3619, 4147)]