990078782

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3697}}^1$

素因数の和:3801

約数の個数: 64

約数和(自身を含む): 1942603776

約数和(自身を除く): 952524994

約数列:

[1, 2, 7, 11, 14, 22, 37, 47, 74, 77, 94, 154, 259, 329, 407, 517, 518, 658, 814, 1034, 1739, 2849, 3478, 3619, 3697, 5698, 7238, 7394, 12173, 19129, 24346, 25879, 38258, 40667, 51758, 81334, 133903, 136789, 173759, 267806, 273578, 284669, 347518, 569338, 957523, 1216313, 1504679, 1911349, 1915046, 2432626, 3009358, 3822698, 6429083, 10532753, 12858166, 13379443, 21065506, 26758886, 45003581, 70719913, 90007162, 141439826, 495039391, 990078782]

約数ペア:

[(1, 990078782), (2, 495039391), (7, 141439826), (11, 90007162), (14, 70719913), (22, 45003581), (37, 26758886), (47, 21065506), (74, 13379443), (77, 12858166), (94, 10532753), (154, 6429083), (259, 3822698), (329, 3009358), (407, 2432626), (517, 1915046), (518, 1911349), (658, 1504679), (814, 1216313), (1034, 957523), (1739, 569338), (2849, 347518), (3478, 284669), (3619, 273578), (3697, 267806), (5698, 173759), (7238, 136789), (7394, 133903), (12173, 81334), (19129, 51758), (24346, 40667), (25879, 38258)]