31357228

素因数分解:

$2^2\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1423}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 62838272

約数和(自身を除く): 31481044

約数列:

[1, 2, 4, 7, 14, 28, 787, 1423, 1574, 2846, 3148, 5509, 5692, 9961, 11018, 19922, 22036, 39844, 1119901, 2239802, 4479604, 7839307, 15678614, 31357228]

約数ペア:

[(1, 31357228), (2, 15678614), (4, 7839307), (7, 4479604), (14, 2239802), (28, 1119901), (787, 39844), (1423, 22036), (1574, 19922), (2846, 11018), (3148, 9961), (5509, 5692)]