1254285

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 2381280

約数和(自身を除く): 1126995

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 163, 171, 285, 405, 489, 513, 815, 855, 1467, 1539, 2445, 2565, 3097, 4401, 7335, 7695, 9291, 13203, 15485, 22005, 27873, 46455, 66015, 83619, 139365, 250857, 418095, 1254285]

約数ペア:

[(1, 1254285), (3, 418095), (5, 250857), (9, 139365), (15, 83619), (19, 66015), (27, 46455), (45, 27873), (57, 22005), (81, 15485), (95, 13203), (135, 9291), (163, 7695), (171, 7335), (285, 4401), (405, 3097), (489, 2565), (513, 2445), (815, 1539), (855, 1467)]