28374479

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1535

約数の個数: 24

約数和(自身を含む): 36492768

約数和(自身を除く): 8118289

約数列:

[1, 7, 17, 23, 49, 119, 161, 391, 833, 1127, 1481, 2737, 10367, 19159, 25177, 34063, 72569, 176239, 238441, 579071, 1233673, 1669087, 4053497, 28374479]

約数ペア:

[(1, 28374479), (7, 4053497), (17, 1669087), (23, 1233673), (49, 579071), (119, 238441), (161, 176239), (391, 72569), (833, 34063), (1127, 25177), (1481, 19159), (2737, 10367)]