31428969

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 50080128

約数和(自身を除く): 18651159

約数列:

[1, 3, 11, 13, 33, 39, 61, 143, 183, 429, 671, 793, 1201, 2013, 2379, 3603, 8723, 13211, 15613, 26169, 39633, 46839, 73261, 171743, 219783, 515229, 805871, 952393, 2417613, 2857179, 10476323, 31428969]

約数ペア:

[(1, 31428969), (3, 10476323), (11, 2857179), (13, 2417613), (33, 952393), (39, 805871), (61, 515229), (143, 219783), (183, 171743), (429, 73261), (671, 46839), (793, 39633), (1201, 26169), (2013, 15613), (2379, 13211), (3603, 8723)]