7200795

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 13674528

約数和(自身を除く): 6473733

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 97, 101, 105, 147, 245, 291, 303, 485, 505, 679, 707, 735, 1455, 1515, 2037, 2121, 3395, 3535, 4753, 4949, 9797, 10185, 10605, 14259, 14847, 23765, 24745, 29391, 48985, 68579, 71295, 74235, 146955, 205737, 342895, 480053, 1028685, 1440159, 2400265, 7200795]

約数ペア:

[(1, 7200795), (3, 2400265), (5, 1440159), (7, 1028685), (15, 480053), (21, 342895), (35, 205737), (49, 146955), (97, 74235), (101, 71295), (105, 68579), (147, 48985), (245, 29391), (291, 24745), (303, 23765), (485, 14847), (505, 14259), (679, 10605), (707, 10185), (735, 9797), (1455, 4949), (1515, 4753), (2037, 3535), (2121, 3395)]