339980979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2389}}^1$

素因数の和:2535

約数の個数: 32

約数和(自身を含む): 505915200

約数和(自身を除く): 165934221

約数列:

[1, 3, 13, 39, 41, 89, 123, 267, 533, 1157, 1599, 2389, 3471, 3649, 7167, 10947, 31057, 47437, 93171, 97949, 142311, 212621, 293847, 637863, 1273337, 2764073, 3820011, 8292219, 8717461, 26152383, 113326993, 339980979]

約数ペア:

[(1, 339980979), (3, 113326993), (13, 26152383), (39, 8717461), (41, 8292219), (89, 3820011), (123, 2764073), (267, 1273337), (533, 637863), (1157, 293847), (1599, 212621), (2389, 142311), (3471, 97949), (3649, 93171), (7167, 47437), (10947, 31057)]