202109859

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{24121}}^1$

素因数の和:24160

約数の個数: 36

約数和(自身を含む): 357488040

約数和(自身を除く): 155378181

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 24121, 72363, 168847, 217089, 458299, 506541, 1181929, 1374897, 1519623, 3208093, 3545787, 4124691, 9624279, 10637361, 22456651, 28872837, 67369953, 202109859]

約数ペア:

[(1, 202109859), (3, 67369953), (7, 28872837), (9, 22456651), (19, 10637361), (21, 9624279), (49, 4124691), (57, 3545787), (63, 3208093), (133, 1519623), (147, 1374897), (171, 1181929), (399, 506541), (441, 458299), (931, 217089), (1197, 168847), (2793, 72363), (8379, 24121)]