280890531

素因数分解:

$3^3\times {\mathrm{787}}^1\times {\mathrm{13219}}^1$

素因数の和:14015

約数の個数: 16

約数和(自身を含む): 416694400

約数和(自身を除く): 135803869

約数列:

[1, 3, 9, 27, 787, 2361, 7083, 13219, 21249, 39657, 118971, 356913, 10403353, 31210059, 93630177, 280890531]

約数ペア:

[(1, 280890531), (3, 93630177), (9, 31210059), (27, 10403353), (787, 356913), (2361, 118971), (7083, 39657), (13219, 21249)]