81549798

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 186001920

約数和(自身を除く): 104452122

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 137, 174, 274, 311, 319, 411, 622, 638, 822, 933, 957, 1507, 1866, 1914, 3014, 3421, 3973, 4521, 6842, 7946, 9019, 9042, 10263, 11919, 18038, 20526, 23838, 27057, 42607, 43703, 54114, 85214, 87406, 99209, 127821, 131109, 198418, 255642, 262218, 297627, 468677, 595254, 937354, 1235603, 1406031, 2471206, 2812062, 3706809, 7413618, 13591633, 27183266, 40774899, 81549798]

約数ペア:

[(1, 81549798), (2, 40774899), (3, 27183266), (6, 13591633), (11, 7413618), (22, 3706809), (29, 2812062), (33, 2471206), (58, 1406031), (66, 1235603), (87, 937354), (137, 595254), (174, 468677), (274, 297627), (311, 262218), (319, 255642), (411, 198418), (622, 131109), (638, 127821), (822, 99209), (933, 87406), (957, 85214), (1507, 54114), (1866, 43703), (1914, 42607), (3014, 27057), (3421, 23838), (3973, 20526), (4521, 18038), (6842, 11919), (7946, 10263), (9019, 9042)]