26972309

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 34831104

約数和(自身を除く): 7858795

約数列:

[1, 7, 13, 43, 61, 91, 113, 301, 427, 559, 791, 793, 1469, 2623, 3913, 4859, 5551, 6893, 10283, 18361, 34013, 34099, 48251, 63167, 89609, 238693, 296399, 442169, 627263, 2074793, 3853187, 26972309]

約数ペア:

[(1, 26972309), (7, 3853187), (13, 2074793), (43, 627263), (61, 442169), (91, 296399), (113, 238693), (301, 89609), (427, 63167), (559, 48251), (791, 34099), (793, 34013), (1469, 18361), (2623, 10283), (3913, 6893), (4859, 5551)]