154493019

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{12539}}^1$

素因数の和:12619

約数の個数: 18

約数和(自身を含む): 229369140

約数和(自身を除く): 74876121

約数列:

[1, 3, 9, 37, 111, 333, 1369, 4107, 12321, 12539, 37617, 112851, 463943, 1391829, 4175487, 17165891, 51497673, 154493019]

約数ペア:

[(1, 154493019), (3, 51497673), (9, 17165891), (37, 4175487), (111, 1391829), (333, 463943), (1369, 112851), (4107, 37617), (12321, 12539)]