193699009

素因数分解:

$7^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 230858208

約数和(自身を除く): 37159199

約数列:

[1, 7, 49, 83, 97, 491, 581, 679, 3437, 4067, 4753, 8051, 24059, 40753, 47627, 56357, 285271, 333389, 394499, 1996897, 2333723, 3953041, 27671287, 193699009]

約数ペア:

[(1, 193699009), (7, 27671287), (49, 3953041), (83, 2333723), (97, 1996897), (491, 394499), (581, 333389), (679, 285271), (3437, 56357), (4067, 47627), (4753, 40753), (8051, 24059)]