15980091

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{659}}^1$

素因数の和:858

約数の個数: 16

約数和(自身を含む): 21859200

約数和(自身を除く): 5879109

約数列:

[1, 3, 59, 137, 177, 411, 659, 1977, 8083, 24249, 38881, 90283, 116643, 270849, 5326697, 15980091]

約数ペア:

[(1, 15980091), (3, 5326697), (59, 270849), (137, 116643), (177, 90283), (411, 38881), (659, 24249), (1977, 8083)]