81728894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1033}}^1$

素因数の和:1244

約数の個数: 32

約数和(自身を含む): 140706720

約数和(自身を除く): 58977826

約数列:

[1, 2, 13, 17, 26, 34, 179, 221, 358, 442, 1033, 2066, 2327, 3043, 4654, 6086, 13429, 17561, 26858, 35122, 39559, 79118, 184907, 228293, 369814, 456586, 2403791, 3143419, 4807582, 6286838, 40864447, 81728894]

約数ペア:

[(1, 81728894), (2, 40864447), (13, 6286838), (17, 4807582), (26, 3143419), (34, 2403791), (179, 456586), (221, 369814), (358, 228293), (442, 184907), (1033, 79118), (2066, 39559), (2327, 35122), (3043, 26858), (4654, 17561), (6086, 13429)]