200712645

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1223}}^1$

素因数の和:1762

約数の個数: 48

約数和(自身を含む): 398691072

約数和(自身を除く): 197978427

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 521, 1223, 1563, 2605, 3647, 3669, 4689, 6115, 7815, 8561, 10941, 11007, 18235, 18345, 23445, 25683, 32823, 42805, 54705, 55035, 77049, 128415, 164115, 385245, 637183, 1911549, 3185915, 4460281, 5734647, 9557745, 13380843, 22301405, 28673235, 40142529, 66904215, 200712645]

約数ペア:

[(1, 200712645), (3, 66904215), (5, 40142529), (7, 28673235), (9, 22301405), (15, 13380843), (21, 9557745), (35, 5734647), (45, 4460281), (63, 3185915), (105, 1911549), (315, 637183), (521, 385245), (1223, 164115), (1563, 128415), (2605, 77049), (3647, 55035), (3669, 54705), (4689, 42805), (6115, 32823), (7815, 25683), (8561, 23445), (10941, 18345), (11007, 18235)]