81201834

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20789}}^1$

素因数の和:20835

約数の個数: 48

約数和(自身を含む): 207567360

約数和(自身を除く): 126365526

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 20789, 41578, 62367, 124734, 145523, 187101, 291046, 374202, 436569, 644459, 873138, 1288918, 1309707, 1933377, 2619414, 3866754, 4511213, 5800131, 9022426, 11600262, 13533639, 27067278, 40600917, 81201834]

約数ペア:

[(1, 81201834), (2, 40600917), (3, 27067278), (6, 13533639), (7, 11600262), (9, 9022426), (14, 5800131), (18, 4511213), (21, 3866754), (31, 2619414), (42, 1933377), (62, 1309707), (63, 1288918), (93, 873138), (126, 644459), (186, 436569), (217, 374202), (279, 291046), (434, 187101), (558, 145523), (651, 124734), (1302, 62367), (1953, 41578), (3906, 20789)]