78600438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20123}}^1$

素因数の和:20169

約数の個数: 48

約数和(自身を含む): 200918016

約数和(自身を除く): 122317578

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, 20123, 40246, 60369, 120738, 140861, 181107, 281722, 362214, 422583, 623813, 845166, 1247626, 1267749, 1871439, 2535498, 3742878, 4366691, 5614317, 8733382, 11228634, 13100073, 26200146, 39300219, 78600438]

約数ペア:

[(1, 78600438), (2, 39300219), (3, 26200146), (6, 13100073), (7, 11228634), (9, 8733382), (14, 5614317), (18, 4366691), (21, 3742878), (31, 2535498), (42, 1871439), (62, 1267749), (63, 1247626), (93, 845166), (126, 623813), (186, 422583), (217, 362214), (279, 281722), (434, 181107), (558, 140861), (651, 120738), (1302, 60369), (1953, 40246), (3906, 20123)]