2580451209

素因数分解:

$3^3\times 7^1\times {\mathrm{571}}^1\times {\mathrm{23911}}^1$

素因数の和:24498

約数の個数: 32

約数和(自身を含む): 4376852480

約数和(自身を除く): 1796401271

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 571, 1713, 3997, 5139, 11991, 15417, 23911, 35973, 71733, 107919, 167377, 215199, 502131, 645597, 1506393, 4519179, 13653181, 40959543, 95572267, 122878629, 286716801, 368635887, 860150403, 2580451209]

約数ペア:

[(1, 2580451209), (3, 860150403), (7, 368635887), (9, 286716801), (21, 122878629), (27, 95572267), (63, 40959543), (189, 13653181), (571, 4519179), (1713, 1506393), (3997, 645597), (5139, 502131), (11991, 215199), (15417, 167377), (23911, 107919), (35973, 71733)]