1282005

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 2296320

約数和(自身を除く): 1014315

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 919, 1395, 2757, 4595, 8271, 13785, 28489, 41355, 85467, 142445, 256401, 427335, 1282005]

約数ペア:

[(1, 1282005), (3, 427335), (5, 256401), (9, 142445), (15, 85467), (31, 41355), (45, 28489), (93, 13785), (155, 8271), (279, 4595), (465, 2757), (919, 1395)]