1247111883

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{375523}}^1$

素因数の和:375576

約数の個数: 20

約数和(自身を含む): 1908412968

約数和(自身を除く): 661301085

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 375523, 1126569, 3379707, 10139121, 15396443, 30417363, 46189329, 138567987, 415703961, 1247111883]

約数ペア:

[(1, 1247111883), (3, 415703961), (9, 138567987), (27, 46189329), (41, 30417363), (81, 15396443), (123, 10139121), (369, 3379707), (1107, 1126569), (3321, 375523)]