72227745

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 129455040

約数和(自身を除く): 57227295

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 163, 215, 229, 387, 489, 645, 687, 815, 1145, 1467, 1935, 2061, 2445, 3435, 7009, 7335, 9847, 10305, 21027, 29541, 35045, 37327, 49235, 63081, 88623, 105135, 111981, 147705, 186635, 315405, 335943, 443115, 559905, 1605061, 1679715, 4815183, 8025305, 14445549, 24075915, 72227745]

約数ペア:

[(1, 72227745), (3, 24075915), (5, 14445549), (9, 8025305), (15, 4815183), (43, 1679715), (45, 1605061), (129, 559905), (163, 443115), (215, 335943), (229, 315405), (387, 186635), (489, 147705), (645, 111981), (687, 105135), (815, 88623), (1145, 63081), (1467, 49235), (1935, 37327), (2061, 35045), (2445, 29541), (3435, 21027), (7009, 10305), (7335, 9847)]