68166345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20563}}^1$

素因数の和:20601

約数の個数: 32

約数和(自身を含む): 124371072

約数和(自身を除く): 56204727

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 20563, 61689, 102815, 267319, 308445, 349571, 801957, 1048713, 1336595, 1747855, 4009785, 4544423, 5243565, 13633269, 22722115, 68166345]

約数ペア:

[(1, 68166345), (3, 22722115), (5, 13633269), (13, 5243565), (15, 4544423), (17, 4009785), (39, 1747855), (51, 1336595), (65, 1048713), (85, 801957), (195, 349571), (221, 308445), (255, 267319), (663, 102815), (1105, 61689), (3315, 20563)]