15687919

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:418

約数の個数: 16

約数和(自身を含む): 17471104

約数和(自身を除く): 1783185

約数列:

[1, 13, 61, 73, 271, 793, 949, 3523, 4453, 16531, 19783, 57889, 214903, 257179, 1206763, 15687919]

約数ペア:

[(1, 15687919), (13, 1206763), (61, 257179), (73, 214903), (271, 57889), (793, 19783), (949, 16531), (3523, 4453)]