287490045

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{23459}}^1$

素因数の和:23529

約数の個数: 32

約数和(自身を含む): 495475200

約数和(自身を除く): 207985155

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 2451, 4085, 12255, 23459, 70377, 117295, 351885, 445721, 1008737, 1337163, 2228605, 3026211, 5043685, 6685815, 15131055, 19166003, 57498009, 95830015, 287490045]

約数ペア:

[(1, 287490045), (3, 95830015), (5, 57498009), (15, 19166003), (19, 15131055), (43, 6685815), (57, 5043685), (95, 3026211), (129, 2228605), (215, 1337163), (285, 1008737), (645, 445721), (817, 351885), (2451, 117295), (4085, 70377), (12255, 23459)]