15117249

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10139}}^1$

素因数の和:10220

約数の個数: 16

約数和(自身を含む): 23362560

約数和(自身を除く): 8245311

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 10139, 30417, 70973, 212919, 719869, 2159607, 5039083, 15117249]

約数ペア:

[(1, 15117249), (3, 5039083), (7, 2159607), (21, 719869), (71, 212919), (213, 70973), (497, 30417), (1491, 10139)]