211582485

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1409}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 380090880

約数和(自身を除く): 168508395

約数列:

[1, 3, 5, 9, 15, 45, 47, 71, 141, 213, 235, 355, 423, 639, 705, 1065, 1409, 2115, 3195, 3337, 4227, 7045, 10011, 12681, 16685, 21135, 30033, 50055, 63405, 66223, 100039, 150165, 198669, 300117, 331115, 500195, 596007, 900351, 993345, 1500585, 2980035, 4501755, 4701833, 14105499, 23509165, 42316497, 70527495, 211582485]

約数ペア:

[(1, 211582485), (3, 70527495), (5, 42316497), (9, 23509165), (15, 14105499), (45, 4701833), (47, 4501755), (71, 2980035), (141, 1500585), (213, 993345), (235, 900351), (355, 596007), (423, 500195), (639, 331115), (705, 300117), (1065, 198669), (1409, 150165), (2115, 100039), (3195, 66223), (3337, 63405), (4227, 50055), (7045, 30033), (10011, 21135), (12681, 16685)]