128341178

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2713}}^1$

素因数の和:2862

約数の個数: 32

約数和(自身を含む): 229278720

約数和(自身を除く): 100937542

約数列:

[1, 2, 7, 14, 31, 62, 109, 217, 218, 434, 763, 1526, 2713, 3379, 5426, 6758, 18991, 23653, 37982, 47306, 84103, 168206, 295717, 588721, 591434, 1177442, 2070019, 4140038, 9167227, 18334454, 64170589, 128341178]

約数ペア:

[(1, 128341178), (2, 64170589), (7, 18334454), (14, 9167227), (31, 4140038), (62, 2070019), (109, 1177442), (217, 591434), (218, 588721), (434, 295717), (763, 168206), (1526, 84103), (2713, 47306), (3379, 37982), (5426, 23653), (6758, 18991)]