131490681

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{79259}}^1$

素因数の和:79348

約数の個数: 16

約数和(自身を含む): 202905600

約数和(自身を除く): 71414919

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 79259, 237777, 554813, 1664439, 6261461, 18784383, 43830227, 131490681]

約数ペア:

[(1, 131490681), (3, 43830227), (7, 18784383), (21, 6261461), (79, 1664439), (237, 554813), (553, 237777), (1659, 79259)]