849274713

素因数分解:

$3^4\times 7^2\times {\mathrm{213977}}^1$

素因数の和:214003

約数の個数: 30

約数和(自身を含む): 1475806266

約数和(自身を除く): 626531553

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 213977, 641931, 1497839, 1925793, 4493517, 5777379, 10484873, 13480551, 17332137, 31454619, 40441653, 94363857, 121324959, 283091571, 849274713]

約数ペア:

[(1, 849274713), (3, 283091571), (7, 121324959), (9, 94363857), (21, 40441653), (27, 31454619), (49, 17332137), (63, 13480551), (81, 10484873), (147, 5777379), (189, 4493517), (441, 1925793), (567, 1497839), (1323, 641931), (3969, 213977)]