11988977

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 17236800

約数和(自身を除く): 5247823

約数列:

[1, 7, 11, 13, 29, 49, 59, 77, 91, 143, 203, 319, 377, 413, 539, 637, 649, 767, 1001, 1421, 1711, 2233, 2639, 2891, 4147, 4543, 5369, 7007, 8437, 11977, 15631, 18473, 18821, 22243, 29029, 31801, 37583, 59059, 83839, 131747, 155701, 203203, 244673, 413413, 922229, 1089907, 1712711, 11988977]

約数ペア:

[(1, 11988977), (7, 1712711), (11, 1089907), (13, 922229), (29, 413413), (49, 244673), (59, 203203), (77, 155701), (91, 131747), (143, 83839), (203, 59059), (319, 37583), (377, 31801), (413, 29029), (539, 22243), (637, 18821), (649, 18473), (767, 15631), (1001, 11977), (1421, 8437), (1711, 7007), (2233, 5369), (2639, 4543), (2891, 4147)]