21818250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{9697}}^1$

素因数の和:9720

約数の個数: 48

約数和(自身を含む): 59002632

約数和(自身を除く): 37184382

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 750, 1125, 2250, 9697, 19394, 29091, 48485, 58182, 87273, 96970, 145455, 174546, 242425, 290910, 436365, 484850, 727275, 872730, 1212125, 1454550, 2181825, 2424250, 3636375, 4363650, 7272750, 10909125, 21818250]

約数ペア:

[(1, 21818250), (2, 10909125), (3, 7272750), (5, 4363650), (6, 3636375), (9, 2424250), (10, 2181825), (15, 1454550), (18, 1212125), (25, 872730), (30, 727275), (45, 484850), (50, 436365), (75, 290910), (90, 242425), (125, 174546), (150, 145455), (225, 96970), (250, 87273), (375, 58182), (450, 48485), (750, 29091), (1125, 19394), (2250, 9697)]