1231113681

素因数分解:

$3^3\times 7^2\times {\mathrm{930547}}^1$

素因数の和:930570

約数の個数: 24

約数和(自身を含む): 2121649440

約数和(自身を除く): 890535759

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 930547, 2791641, 6513829, 8374923, 19541487, 25124769, 45596803, 58624461, 136790409, 175873383, 410371227, 1231113681]

約数ペア:

[(1, 1231113681), (3, 410371227), (7, 175873383), (9, 136790409), (21, 58624461), (27, 45596803), (49, 25124769), (63, 19541487), (147, 8374923), (189, 6513829), (441, 2791641), (1323, 930547)]