81706128

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{34739}}^1$

素因数の和:34764

約数の個数: 60

約数和(自身を含む): 245542320

約数和(自身を除く): 163836192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 392, 588, 784, 1176, 2352, 34739, 69478, 104217, 138956, 208434, 243173, 277912, 416868, 486346, 555824, 729519, 833736, 972692, 1459038, 1667472, 1702211, 1945384, 2918076, 3404422, 3890768, 5106633, 5836152, 6808844, 10213266, 11672304, 13617688, 20426532, 27235376, 40853064, 81706128]

約数ペア:

[(1, 81706128), (2, 40853064), (3, 27235376), (4, 20426532), (6, 13617688), (7, 11672304), (8, 10213266), (12, 6808844), (14, 5836152), (16, 5106633), (21, 3890768), (24, 3404422), (28, 2918076), (42, 1945384), (48, 1702211), (49, 1667472), (56, 1459038), (84, 972692), (98, 833736), (112, 729519), (147, 555824), (168, 486346), (196, 416868), (294, 277912), (336, 243173), (392, 208434), (588, 138956), (784, 104217), (1176, 69478), (2352, 34739)]