20070225

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{12743}}^1$

素因数の和:12766

約数の個数: 36

約数和(自身を含む): 41086656

約数和(自身を除く): 21016431

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 12743, 38229, 63715, 89201, 114687, 191145, 267603, 318575, 446005, 573435, 802809, 955725, 1338015, 2230025, 2867175, 4014045, 6690075, 20070225]

約数ペア:

[(1, 20070225), (3, 6690075), (5, 4014045), (7, 2867175), (9, 2230025), (15, 1338015), (21, 955725), (25, 802809), (35, 573435), (45, 446005), (63, 318575), (75, 267603), (105, 191145), (175, 114687), (225, 89201), (315, 63715), (525, 38229), (1575, 12743)]