31884921

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{9601}}^1$

素因数の和:9654

約数の個数: 20

約数和(自身を含む): 48797364

約数和(自身を除く): 16912443

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 9601, 28803, 86409, 259227, 393641, 777681, 1180923, 3542769, 10628307, 31884921]

約数ペア:

[(1, 31884921), (3, 10628307), (9, 3542769), (27, 1180923), (41, 777681), (81, 393641), (123, 259227), (369, 86409), (1107, 28803), (3321, 9601)]