31608129

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 49674240

約数和(自身を除く): 18066111

約数列:

[1, 3, 7, 21, 59, 97, 177, 263, 291, 413, 679, 789, 1239, 1841, 2037, 5523, 5723, 15517, 17169, 25511, 40061, 46551, 76533, 108619, 120183, 178577, 325857, 535731, 1505149, 4515447, 10536043, 31608129]

約数ペア:

[(1, 31608129), (3, 10536043), (7, 4515447), (21, 1505149), (59, 535731), (97, 325857), (177, 178577), (263, 120183), (291, 108619), (413, 76533), (679, 46551), (789, 40061), (1239, 25511), (1841, 17169), (2037, 15517), (5523, 5723)]