17880045

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1529

約数の個数: 32

約数和(自身を含む): 30835200

約数和(自身を除く): 12955155

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 1459, 2451, 4085, 4377, 7295, 12255, 21885, 27721, 62737, 83163, 138605, 188211, 313685, 415815, 941055, 1192003, 3576009, 5960015, 17880045]

約数ペア:

[(1, 17880045), (3, 5960015), (5, 3576009), (15, 1192003), (19, 941055), (43, 415815), (57, 313685), (95, 188211), (129, 138605), (215, 83163), (285, 62737), (645, 27721), (817, 21885), (1459, 12255), (2451, 7295), (4085, 4377)]