87184279

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 118244448

約数和(自身を除く): 31060169

約数列:

[1, 7, 13, 17, 49, 83, 91, 97, 119, 221, 581, 637, 679, 833, 1079, 1261, 1411, 1547, 1649, 4067, 4753, 7553, 8051, 8827, 9877, 10829, 11543, 18343, 21437, 52871, 56357, 61789, 69139, 80801, 104663, 128401, 136867, 150059, 394499, 732641, 898807, 958069, 1050413, 1779271, 5128487, 6706483, 12454897, 87184279]

約数ペア:

[(1, 87184279), (7, 12454897), (13, 6706483), (17, 5128487), (49, 1779271), (83, 1050413), (91, 958069), (97, 898807), (119, 732641), (221, 394499), (581, 150059), (637, 136867), (679, 128401), (833, 104663), (1079, 80801), (1261, 69139), (1411, 61789), (1547, 56357), (1649, 52871), (4067, 21437), (4753, 18343), (7553, 11543), (8051, 10829), (8827, 9877)]