407485323

素因数分解:

$3^4\times 7^2\times {\mathrm{102667}}^1$

素因数の和:102693

約数の個数: 30

約数和(自身を含む): 708101196

約数和(自身を除く): 300615873

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 102667, 308001, 718669, 924003, 2156007, 2772009, 5030683, 6468021, 8316027, 15092049, 19404063, 45276147, 58212189, 135828441, 407485323]

約数ペア:

[(1, 407485323), (3, 135828441), (7, 58212189), (9, 45276147), (21, 19404063), (27, 15092049), (49, 8316027), (63, 6468021), (81, 5030683), (147, 2772009), (189, 2156007), (441, 924003), (567, 718669), (1323, 308001), (3969, 102667)]