28243332

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2081}}^1$

素因数の和:2133

約数の個数: 72

約数和(自身を含む): 79574040

約数和(自身を除く): 51330708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1508, 2081, 2262, 3393, 4162, 4524, 6243, 6786, 8324, 12486, 13572, 18729, 24972, 27053, 37458, 54106, 60349, 74916, 81159, 108212, 120698, 162318, 181047, 241396, 243477, 324636, 362094, 486954, 543141, 724188, 784537, 973908, 1086282, 1569074, 2172564, 2353611, 3138148, 4707222, 7060833, 9414444, 14121666, 28243332]

約数ペア:

[(1, 28243332), (2, 14121666), (3, 9414444), (4, 7060833), (6, 4707222), (9, 3138148), (12, 2353611), (13, 2172564), (18, 1569074), (26, 1086282), (29, 973908), (36, 784537), (39, 724188), (52, 543141), (58, 486954), (78, 362094), (87, 324636), (116, 243477), (117, 241396), (156, 181047), (174, 162318), (234, 120698), (261, 108212), (348, 81159), (377, 74916), (468, 60349), (522, 54106), (754, 37458), (1044, 27053), (1131, 24972), (1508, 18729), (2081, 13572), (2262, 12486), (3393, 8324), (4162, 6786), (4524, 6243)]