989242957

素因数分解:

${\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1\times {\mathrm{991}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 1028934144

約数和(自身を除く): 39691187

約数列:

[1, 41, 97, 251, 991, 3977, 10291, 24347, 40631, 96127, 248741, 998227, 3941207, 10198381, 24127877, 989242957]

約数ペア:

[(1, 989242957), (41, 24127877), (97, 10198381), (251, 3941207), (991, 998227), (3977, 248741), (10291, 96127), (24347, 40631)]