747996825

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{5657}}^1$

素因数の和:5754

約数の個数: 48

約数和(自身を含む): 1296542016

約数和(自身を除く): 548545191

約数列:

[1, 3, 5, 15, 25, 41, 43, 75, 123, 129, 205, 215, 615, 645, 1025, 1075, 1763, 3075, 3225, 5289, 5657, 8815, 16971, 26445, 28285, 44075, 84855, 132225, 141425, 231937, 243251, 424275, 695811, 729753, 1159685, 1216255, 3479055, 3648765, 5798425, 6081275, 9973291, 17395275, 18243825, 29919873, 49866455, 149599365, 249332275, 747996825]

約数ペア:

[(1, 747996825), (3, 249332275), (5, 149599365), (15, 49866455), (25, 29919873), (41, 18243825), (43, 17395275), (75, 9973291), (123, 6081275), (129, 5798425), (205, 3648765), (215, 3479055), (615, 1216255), (645, 1159685), (1025, 729753), (1075, 695811), (1763, 424275), (3075, 243251), (3225, 231937), (5289, 141425), (5657, 132225), (8815, 84855), (16971, 44075), (26445, 28285)]