393788052

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{4721}}^1$

素因数の和:5069

約数の個数: 72

約数和(自身を含む): 1141288512

約数和(自身を除く): 747500460

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 331, 662, 993, 1324, 1986, 2317, 2979, 3972, 4634, 4721, 5958, 6951, 9268, 9442, 11916, 13902, 14163, 18884, 20853, 27804, 28326, 33047, 41706, 42489, 56652, 66094, 83412, 84978, 99141, 132188, 169956, 198282, 297423, 396564, 594846, 1189692, 1562651, 3125302, 4687953, 6250604, 9375906, 10938557, 14063859, 18751812, 21877114, 28127718, 32815671, 43754228, 56255436, 65631342, 98447013, 131262684, 196894026, 393788052]

約数ペア:

[(1, 393788052), (2, 196894026), (3, 131262684), (4, 98447013), (6, 65631342), (7, 56255436), (9, 43754228), (12, 32815671), (14, 28127718), (18, 21877114), (21, 18751812), (28, 14063859), (36, 10938557), (42, 9375906), (63, 6250604), (84, 4687953), (126, 3125302), (252, 1562651), (331, 1189692), (662, 594846), (993, 396564), (1324, 297423), (1986, 198282), (2317, 169956), (2979, 132188), (3972, 99141), (4634, 84978), (4721, 83412), (5958, 66094), (6951, 56652), (9268, 42489), (9442, 41706), (11916, 33047), (13902, 28326), (14163, 27804), (18884, 20853)]