31191069

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1957

約数の個数: 32

約数和(自身を含む): 52052224

約数和(自身を除く): 20861155

約数列:

[1, 3, 7, 13, 21, 39, 61, 91, 183, 273, 427, 793, 1281, 1873, 2379, 5551, 5619, 13111, 16653, 24349, 39333, 73047, 114253, 170443, 342759, 511329, 799771, 1485289, 2399313, 4455867, 10397023, 31191069]

約数ペア:

[(1, 31191069), (3, 10397023), (7, 4455867), (13, 2399313), (21, 1485289), (39, 799771), (61, 511329), (91, 342759), (183, 170443), (273, 114253), (427, 73047), (793, 39333), (1281, 24349), (1873, 16653), (2379, 13111), (5551, 5619)]