28553688

素因数分解:

$2^3\times 3^3\times {\mathrm{163}}^1\times {\mathrm{811}}^1$

素因数の和:989

約数の個数: 64

約数和(自身を含む): 79900800

約数和(自身を除く): 51347112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 163, 216, 326, 489, 652, 811, 978, 1304, 1467, 1622, 1956, 2433, 2934, 3244, 3912, 4401, 4866, 5868, 6488, 7299, 8802, 9732, 11736, 14598, 17604, 19464, 21897, 29196, 35208, 43794, 58392, 87588, 132193, 175176, 264386, 396579, 528772, 793158, 1057544, 1189737, 1586316, 2379474, 3172632, 3569211, 4758948, 7138422, 9517896, 14276844, 28553688]

約数ペア:

[(1, 28553688), (2, 14276844), (3, 9517896), (4, 7138422), (6, 4758948), (8, 3569211), (9, 3172632), (12, 2379474), (18, 1586316), (24, 1189737), (27, 1057544), (36, 793158), (54, 528772), (72, 396579), (108, 264386), (163, 175176), (216, 132193), (326, 87588), (489, 58392), (652, 43794), (811, 35208), (978, 29196), (1304, 21897), (1467, 19464), (1622, 17604), (1956, 14598), (2433, 11736), (2934, 9732), (3244, 8802), (3912, 7299), (4401, 6488), (4866, 5868)]