201355551

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{60631}}^1$

素因数の和:60684

約数の個数: 20

約数和(自身を含む): 308131824

約数和(自身を除く): 106776273

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 60631, 181893, 545679, 1637037, 2485871, 4911111, 7457613, 22372839, 67118517, 201355551]

約数ペア:

[(1, 201355551), (3, 67118517), (9, 22372839), (27, 7457613), (41, 4911111), (81, 2485871), (123, 1637037), (369, 545679), (1107, 181893), (3321, 60631)]