4009551

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 6935040

約数和(自身を除く): 2925489

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 773, 1729, 2319, 5187, 5411, 10049, 14687, 16233, 30147, 44061, 70343, 102809, 190931, 211029, 308427, 572793, 1336517, 4009551]

約数ペア:

[(1, 4009551), (3, 1336517), (7, 572793), (13, 308427), (19, 211029), (21, 190931), (39, 102809), (57, 70343), (91, 44061), (133, 30147), (247, 16233), (273, 14687), (399, 10049), (741, 5411), (773, 5187), (1729, 2319)]