31206843

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 47738880

約数和(自身を除く): 16532037

約数列:

[1, 3, 9, 27, 71, 73, 213, 219, 223, 639, 657, 669, 1917, 1971, 2007, 5183, 6021, 15549, 15833, 16279, 46647, 47499, 48837, 139941, 142497, 146511, 427491, 439533, 1155809, 3467427, 10402281, 31206843]

約数ペア:

[(1, 31206843), (3, 10402281), (9, 3467427), (27, 1155809), (71, 439533), (73, 427491), (213, 146511), (219, 142497), (223, 139941), (639, 48837), (657, 47499), (669, 46647), (1917, 16279), (1971, 15833), (2007, 15549), (5183, 6021)]