31728546

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 72311616

約数和(自身を除く): 40583070

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 173, 207, 346, 414, 443, 519, 886, 1038, 1329, 1557, 2658, 3114, 3979, 3987, 7958, 7974, 10189, 11937, 20378, 23874, 30567, 35811, 61134, 71622, 76639, 91701, 153278, 183402, 229917, 459834, 689751, 1379502, 1762697, 3525394, 5288091, 10576182, 15864273, 31728546]

約数ペア:

[(1, 31728546), (2, 15864273), (3, 10576182), (6, 5288091), (9, 3525394), (18, 1762697), (23, 1379502), (46, 689751), (69, 459834), (138, 229917), (173, 183402), (207, 153278), (346, 91701), (414, 76639), (443, 71622), (519, 61134), (886, 35811), (1038, 30567), (1329, 23874), (1557, 20378), (2658, 11937), (3114, 10189), (3979, 7974), (3987, 7958)]