1283625

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{163}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 2660736

約数和(自身を除く): 1377111

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 163, 175, 225, 315, 375, 489, 525, 815, 875, 1125, 1141, 1467, 1575, 2445, 2625, 3423, 4075, 5705, 7335, 7875, 10269, 12225, 17115, 20375, 28525, 36675, 51345, 61125, 85575, 142625, 183375, 256725, 427875, 1283625]

約数ペア:

[(1, 1283625), (3, 427875), (5, 256725), (7, 183375), (9, 142625), (15, 85575), (21, 61125), (25, 51345), (35, 36675), (45, 28525), (63, 20375), (75, 17115), (105, 12225), (125, 10269), (163, 7875), (175, 7335), (225, 5705), (315, 4075), (375, 3423), (489, 2625), (525, 2445), (815, 1575), (875, 1467), (1125, 1141)]