1428277970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{431}}^1\times {\mathrm{6763}}^1$

素因数の和:7215

約数の個数: 48

約数和(自身を含む): 2998021248

約数和(自身を除く): 1569743278

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 431, 490, 862, 2155, 3017, 4310, 6034, 6763, 13526, 15085, 21119, 30170, 33815, 42238, 47341, 67630, 94682, 105595, 211190, 236705, 331387, 473410, 662774, 1656935, 2914853, 3313870, 5829706, 14574265, 20403971, 29148530, 40807942, 102019855, 142827797, 204039710, 285655594, 714138985, 1428277970]

約数ペア:

[(1, 1428277970), (2, 714138985), (5, 285655594), (7, 204039710), (10, 142827797), (14, 102019855), (35, 40807942), (49, 29148530), (70, 20403971), (98, 14574265), (245, 5829706), (431, 3313870), (490, 2914853), (862, 1656935), (2155, 662774), (3017, 473410), (4310, 331387), (6034, 236705), (6763, 211190), (13526, 105595), (15085, 94682), (21119, 67630), (30170, 47341), (33815, 42238)]