2912681863

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{74959}}^1$

素因数の和:75047

約数の個数: 24

約数和(自身を含む): 3708720960

約数和(自身を除く): 796039097

約数列:

[1, 7, 13, 49, 61, 91, 427, 637, 793, 2989, 5551, 38857, 74959, 524713, 974467, 3672991, 4572499, 6821269, 32007493, 47748883, 59442487, 224052451, 416097409, 2912681863]

約数ペア:

[(1, 2912681863), (7, 416097409), (13, 224052451), (49, 59442487), (61, 47748883), (91, 32007493), (427, 6821269), (637, 4572499), (793, 3672991), (2989, 974467), (5551, 524713), (38857, 74959)]