81113565519

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17683}}^1\times {\mathrm{4283}}^1$

素因数の和:21996

約数の個数: 48

約数和(自身を含む): 141819455232

約数和(自身を除く): 60705889713

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 4283, 12849, 17683, 29981, 38547, 53049, 72811, 89943, 123781, 159147, 218433, 269829, 300611, 371343, 509677, 655299, 901833, 1114029, 1529031, 2104277, 2705499, 4587093, 6312831, 18938493, 75736289, 227208867, 530154023, 681626601, 1287516913, 1590462069, 3862550739, 4771386207, 9012618391, 11587652217, 27037855173, 81113565519]

約数ペア:

[(1, 81113565519), (3, 27037855173), (7, 11587652217), (9, 9012618391), (17, 4771386207), (21, 3862550739), (51, 1590462069), (63, 1287516913), (119, 681626601), (153, 530154023), (357, 227208867), (1071, 75736289), (4283, 18938493), (12849, 6312831), (17683, 4587093), (29981, 2705499), (38547, 2104277), (53049, 1529031), (72811, 1114029), (89943, 901833), (123781, 655299), (159147, 509677), (218433, 371343), (269829, 300611)]