30888221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1723}}^1$

素因数の和:1940

約数の個数: 16

約数和(自身を含む): 38231424

約数和(自身を除く): 7343203

約数列:

[1, 7, 13, 91, 197, 1379, 1723, 2561, 12061, 17927, 22399, 156793, 339431, 2376017, 4412603, 30888221]

約数ペア:

[(1, 30888221), (7, 4412603), (13, 2376017), (91, 339431), (197, 156793), (1379, 22399), (1723, 17927), (2561, 12061)]