38538843

素因数分解:

$3^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{641}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 60014160

約数和(自身を除く): 21475317

約数列:

[1, 3, 7, 21, 49, 147, 409, 641, 1227, 1923, 2863, 4487, 8589, 13461, 20041, 31409, 60123, 94227, 262169, 786507, 1835183, 5505549, 12846281, 38538843]

約数ペア:

[(1, 38538843), (3, 12846281), (7, 5505549), (21, 1835183), (49, 786507), (147, 262169), (409, 94227), (641, 60123), (1227, 31409), (1923, 20041), (2863, 13461), (4487, 8589)]