210447315

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39971}}^1$

素因数の和:40001

約数の個数: 40

約数和(自身を含む): 406275408

約数和(自身を除く): 195828093

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 39971, 119913, 199855, 359739, 519623, 599565, 1079217, 1558869, 1798695, 2598115, 3237651, 4676607, 5396085, 7794345, 14029821, 16188255, 23383035, 42089463, 70149105, 210447315]

約数ペア:

[(1, 210447315), (3, 70149105), (5, 42089463), (9, 23383035), (13, 16188255), (15, 14029821), (27, 7794345), (39, 5396085), (45, 4676607), (65, 3237651), (81, 2598115), (117, 1798695), (135, 1558869), (195, 1079217), (351, 599565), (405, 519623), (585, 359739), (1053, 199855), (1755, 119913), (5265, 39971)]