12139425

素因数分解:

$3^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:510

約数の個数: 36

約数和(自身を含む): 21942544

約数和(自身を除く): 9803119

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 163, 225, 331, 489, 815, 993, 1467, 1655, 2445, 2979, 4075, 4965, 7335, 8275, 12225, 14895, 24825, 36675, 53953, 74475, 161859, 269765, 485577, 809295, 1348825, 2427885, 4046475, 12139425]

約数ペア:

[(1, 12139425), (3, 4046475), (5, 2427885), (9, 1348825), (15, 809295), (25, 485577), (45, 269765), (75, 161859), (163, 74475), (225, 53953), (331, 36675), (489, 24825), (815, 14895), (993, 12225), (1467, 8275), (1655, 7335), (2445, 4965), (2979, 4075)]