42812217

素因数分解:

$3^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1487}}^1$

素因数の和:1957

約数の個数: 24

約数和(自身を含む): 70876416

約数和(自身を除く): 28064199

約数列:

[1, 3, 7, 9, 21, 63, 457, 1371, 1487, 3199, 4113, 4461, 9597, 10409, 13383, 28791, 31227, 93681, 679559, 2038677, 4756913, 6116031, 14270739, 42812217]

約数ペア:

[(1, 42812217), (3, 14270739), (7, 6116031), (9, 4756913), (21, 2038677), (63, 679559), (457, 93681), (1371, 31227), (1487, 28791), (3199, 13383), (4113, 10409), (4461, 9597)]