19254375

素因数分解:

$3^3\times 5^4\times 7^1\times {\mathrm{163}}^1$

素因数の和:199

約数の個数: 80

約数和(自身を含む): 40986880

約数和(自身を除く): 21732505

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 125, 135, 163, 175, 189, 225, 315, 375, 489, 525, 625, 675, 815, 875, 945, 1125, 1141, 1467, 1575, 1875, 2445, 2625, 3375, 3423, 4075, 4375, 4401, 4725, 5625, 5705, 7335, 7875, 10269, 12225, 13125, 16875, 17115, 20375, 22005, 23625, 28525, 30807, 36675, 39375, 51345, 61125, 85575, 101875, 110025, 118125, 142625, 154035, 183375, 256725, 305625, 427875, 550125, 713125, 770175, 916875, 1283625, 2139375, 2750625, 3850875, 6418125, 19254375]

約数ペア:

[(1, 19254375), (3, 6418125), (5, 3850875), (7, 2750625), (9, 2139375), (15, 1283625), (21, 916875), (25, 770175), (27, 713125), (35, 550125), (45, 427875), (63, 305625), (75, 256725), (105, 183375), (125, 154035), (135, 142625), (163, 118125), (175, 110025), (189, 101875), (225, 85575), (315, 61125), (375, 51345), (489, 39375), (525, 36675), (625, 30807), (675, 28525), (815, 23625), (875, 22005), (945, 20375), (1125, 17115), (1141, 16875), (1467, 13125), (1575, 12225), (1875, 10269), (2445, 7875), (2625, 7335), (3375, 5705), (3423, 5625), (4075, 4725), (4375, 4401)]