40781007

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:703

約数の個数: 24

約数和(自身を含む): 60565440

約数和(自身を除く): 19784433

約数列:

[1, 3, 9, 47, 141, 229, 421, 423, 687, 1263, 2061, 3789, 10763, 19787, 32289, 59361, 96409, 96867, 178083, 289227, 867681, 4531223, 13593669, 40781007]

約数ペア:

[(1, 40781007), (3, 13593669), (9, 4531223), (47, 867681), (141, 289227), (229, 178083), (421, 96867), (423, 96409), (687, 59361), (1263, 32289), (2061, 19787), (3789, 10763)]