81855852

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{811}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 206260992

約数和(自身を除く): 124405140

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 647, 811, 1294, 1622, 1941, 2433, 2588, 3244, 3882, 4866, 7764, 8411, 9732, 10543, 16822, 21086, 25233, 31629, 33644, 42172, 50466, 63258, 100932, 126516, 524717, 1049434, 1574151, 2098868, 3148302, 6296604, 6821321, 13642642, 20463963, 27285284, 40927926, 81855852]

約数ペア:

[(1, 81855852), (2, 40927926), (3, 27285284), (4, 20463963), (6, 13642642), (12, 6821321), (13, 6296604), (26, 3148302), (39, 2098868), (52, 1574151), (78, 1049434), (156, 524717), (647, 126516), (811, 100932), (1294, 63258), (1622, 50466), (1941, 42172), (2433, 33644), (2588, 31629), (3244, 25233), (3882, 21086), (4866, 16822), (7764, 10543), (8411, 9732)]