2006021745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{489871}}^1$

素因数の和:489902

約数の個数: 48

約数和(自身を含む): 4279521792

約数和(自身を除く): 2273500047

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 489871, 1469613, 2449355, 3429097, 4408839, 6368323, 7348065, 10287291, 17145485, 19104969, 22044195, 30861873, 31841615, 44578261, 51436455, 57314907, 95524845, 133734783, 154309365, 222891305, 286574535, 401204349, 668673915, 2006021745]

約数ペア:

[(1, 2006021745), (3, 668673915), (5, 401204349), (7, 286574535), (9, 222891305), (13, 154309365), (15, 133734783), (21, 95524845), (35, 57314907), (39, 51436455), (45, 44578261), (63, 31841615), (65, 30861873), (91, 22044195), (105, 19104969), (117, 17145485), (195, 10287291), (273, 7348065), (315, 6368323), (455, 4408839), (585, 3429097), (819, 2449355), (1365, 1469613), (4095, 489871)]