2013115821

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{23609}}^1$

素因数の和:24316

約数の個数: 16

約数和(自身を含む): 2750848320

約数和(自身を除く): 737732499

約数列:

[1, 3, 43, 129, 661, 1983, 23609, 28423, 70827, 85269, 1015187, 3045561, 15605549, 46816647, 671038607, 2013115821]

約数ペア:

[(1, 2013115821), (3, 671038607), (43, 46816647), (129, 15605549), (661, 3045561), (1983, 1015187), (23609, 85269), (28423, 70827)]