2215239

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{719}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 3225600

約数和(自身を除く): 1010361

約数列:

[1, 3, 13, 39, 79, 237, 719, 1027, 2157, 3081, 9347, 28041, 56801, 170403, 738413, 2215239]

約数ペア:

[(1, 2215239), (3, 738413), (13, 170403), (39, 56801), (79, 28041), (237, 9347), (719, 3081), (1027, 2157)]