2000745

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 3501576

約数和(自身を除く): 1500831

約数列:

[1, 3, 5, 9, 15, 45, 173, 257, 519, 771, 865, 1285, 1557, 2313, 2595, 3855, 7785, 11565, 44461, 133383, 222305, 400149, 666915, 2000745]

約数ペア:

[(1, 2000745), (3, 666915), (5, 400149), (9, 222305), (15, 133383), (45, 44461), (173, 11565), (257, 7785), (519, 3855), (771, 2595), (865, 2313), (1285, 1557)]