993389761

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{1009}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 1266944000

約数和(自身を除く): 273554239

約数列:

[1, 7, 13, 31, 91, 217, 349, 403, 1009, 2443, 2821, 4537, 7063, 10819, 13117, 31279, 31759, 75733, 91819, 140647, 218953, 352141, 406627, 984529, 2464987, 2846389, 4577833, 10916371, 32044831, 76414597, 141912823, 993389761]

約数ペア:

[(1, 993389761), (7, 141912823), (13, 76414597), (31, 32044831), (91, 10916371), (217, 4577833), (349, 2846389), (403, 2464987), (1009, 984529), (2443, 406627), (2821, 352141), (4537, 218953), (7063, 140647), (10819, 91819), (13117, 75733), (31279, 31759)]