15420237

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23687}}^1$

素因数の和:23728

約数の個数: 16

約数和(自身を含む): 24256512

約数和(自身を除く): 8836275

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 23687, 71061, 165809, 497427, 734297, 2202891, 5140079, 15420237]

約数ペア:

[(1, 15420237), (3, 5140079), (7, 2202891), (21, 734297), (31, 497427), (93, 165809), (217, 71061), (651, 23687)]