203479857

素因数分解:

$3^4\times 7^1\times {\mathrm{383}}^1\times {\mathrm{937}}^1$

素因数の和:1339

約数の個数: 40

約数和(自身を含む): 348665856

約数和(自身を除く): 145185999

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 383, 567, 937, 1149, 2681, 2811, 3447, 6559, 8043, 8433, 10341, 19677, 24129, 25299, 31023, 59031, 72387, 75897, 177093, 217161, 358871, 531279, 1076613, 2512097, 3229839, 7536291, 9689517, 22608873, 29068551, 67826619, 203479857]

約数ペア:

[(1, 203479857), (3, 67826619), (7, 29068551), (9, 22608873), (21, 9689517), (27, 7536291), (63, 3229839), (81, 2512097), (189, 1076613), (383, 531279), (567, 358871), (937, 217161), (1149, 177093), (2681, 75897), (2811, 72387), (3447, 59031), (6559, 31023), (8043, 25299), (8433, 24129), (10341, 19677)]