128342914

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{2617}}^1$

素因数の和:2770

約数の個数: 32

約数和(自身を含む): 229211136

約数和(自身を除く): 100868222

約数列:

[1, 2, 7, 14, 31, 62, 113, 217, 226, 434, 791, 1582, 2617, 3503, 5234, 7006, 18319, 24521, 36638, 49042, 81127, 162254, 295721, 567889, 591442, 1135778, 2070047, 4140094, 9167351, 18334702, 64171457, 128342914]

約数ペア:

[(1, 128342914), (2, 64171457), (7, 18334702), (14, 9167351), (31, 4140094), (62, 2070047), (113, 1135778), (217, 591442), (226, 567889), (434, 295721), (791, 162254), (1582, 81127), (2617, 49042), (3503, 36638), (5234, 24521), (7006, 18319)]