128422910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{166783}}^1$

素因数の和:166808

約数の個数: 32

約数和(自身を含む): 288202752

約数和(自身を除く): 159779842

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 166783, 333566, 833915, 1167481, 1667830, 1834613, 2334962, 3669226, 5837405, 9173065, 11674810, 12842291, 18346130, 25684582, 64211455, 128422910]

約数ペア:

[(1, 128422910), (2, 64211455), (5, 25684582), (7, 18346130), (10, 12842291), (11, 11674810), (14, 9173065), (22, 5837405), (35, 3669226), (55, 2334962), (70, 1834613), (77, 1667830), (110, 1167481), (154, 833915), (385, 333566), (770, 166783)]