51261105

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{719}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 96526080

約数和(自身を除く): 45264975

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 97, 105, 147, 245, 291, 485, 679, 719, 735, 1455, 2037, 2157, 3395, 3595, 4753, 5033, 10185, 10785, 14259, 15099, 23765, 25165, 35231, 69743, 71295, 75495, 105693, 176155, 209229, 348715, 488201, 528465, 1046145, 1464603, 2441005, 3417407, 7323015, 10252221, 17087035, 51261105]

約数ペア:

[(1, 51261105), (3, 17087035), (5, 10252221), (7, 7323015), (15, 3417407), (21, 2441005), (35, 1464603), (49, 1046145), (97, 528465), (105, 488201), (147, 348715), (245, 209229), (291, 176155), (485, 105693), (679, 75495), (719, 71295), (735, 69743), (1455, 35231), (2037, 25165), (2157, 23765), (3395, 15099), (3595, 14259), (4753, 10785), (5033, 10185)]