420466815

素因数分解:

$3^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{7193}}^1$

素因数の和:7640

約数の個数: 32

約数和(自身を含む): 749327040

約数和(自身を除く): 328860225

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 433, 1299, 2165, 3897, 6495, 7193, 11691, 19485, 21579, 35965, 58455, 64737, 107895, 194211, 323685, 971055, 3114569, 9343707, 15572845, 28031121, 46718535, 84093363, 140155605, 420466815]

約数ペア:

[(1, 420466815), (3, 140155605), (5, 84093363), (9, 46718535), (15, 28031121), (27, 15572845), (45, 9343707), (135, 3114569), (433, 971055), (1299, 323685), (2165, 194211), (3897, 107895), (6495, 64737), (7193, 58455), (11691, 35965), (19485, 21579)]