15901686

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 36560160

約数和(自身を除く): 20658474

約数列:

[1, 2, 3, 6, 9, 18, 29, 41, 58, 82, 87, 123, 174, 246, 261, 369, 522, 738, 743, 1189, 1486, 2229, 2378, 3567, 4458, 6687, 7134, 10701, 13374, 21402, 21547, 30463, 43094, 60926, 64641, 91389, 129282, 182778, 193923, 274167, 387846, 548334, 883427, 1766854, 2650281, 5300562, 7950843, 15901686]

約数ペア:

[(1, 15901686), (2, 7950843), (3, 5300562), (6, 2650281), (9, 1766854), (18, 883427), (29, 548334), (41, 387846), (58, 274167), (82, 193923), (87, 182778), (123, 129282), (174, 91389), (246, 64641), (261, 60926), (369, 43094), (522, 30463), (738, 21547), (743, 21402), (1189, 13374), (1486, 10701), (2229, 7134), (2378, 6687), (3567, 4458)]