221180830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1701391}}^1$

素因数の和:1701411

約数の個数: 16

約数和(自身を含む): 428750784

約数和(自身を除く): 207569954

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1701391, 3402782, 8506955, 17013910, 22118083, 44236166, 110590415, 221180830]

約数ペア:

[(1, 221180830), (2, 110590415), (5, 44236166), (10, 22118083), (13, 17013910), (26, 8506955), (65, 3402782), (130, 1701391)]