81398618

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2693}}^1$

素因数の和:2846

約数の個数: 32

約数和(自身を含む): 148967424

約数和(自身を除く): 67568806

約数列:

[1, 2, 7, 14, 17, 34, 119, 127, 238, 254, 889, 1778, 2159, 2693, 4318, 5386, 15113, 18851, 30226, 37702, 45781, 91562, 320467, 342011, 640934, 684022, 2394077, 4788154, 5814187, 11628374, 40699309, 81398618]

約数ペア:

[(1, 81398618), (2, 40699309), (7, 11628374), (14, 5814187), (17, 4788154), (34, 2394077), (119, 684022), (127, 640934), (238, 342011), (254, 320467), (889, 91562), (1778, 45781), (2159, 37702), (2693, 30226), (4318, 18851), (5386, 15113)]