2975278785

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{397}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 5017780224

約数和(自身を除く): 2042501439

約数列:

[1, 3, 5, 15, 31, 71, 93, 155, 213, 227, 355, 397, 465, 681, 1065, 1135, 1191, 1985, 2201, 3405, 5955, 6603, 7037, 11005, 12307, 16117, 21111, 28187, 33015, 35185, 36921, 48351, 61535, 80585, 84561, 90119, 105555, 140935, 184605, 241755, 270357, 422805, 450595, 499627, 873797, 1351785, 1498881, 2498135, 2621391, 2793689, 4368985, 6398449, 7494405, 8381067, 13106955, 13968445, 19195347, 31992245, 41905335, 95976735, 198351919, 595055757, 991759595, 2975278785]

約数ペア:

[(1, 2975278785), (3, 991759595), (5, 595055757), (15, 198351919), (31, 95976735), (71, 41905335), (93, 31992245), (155, 19195347), (213, 13968445), (227, 13106955), (355, 8381067), (397, 7494405), (465, 6398449), (681, 4368985), (1065, 2793689), (1135, 2621391), (1191, 2498135), (1985, 1498881), (2201, 1351785), (3405, 873797), (5955, 499627), (6603, 450595), (7037, 422805), (11005, 270357), (12307, 241755), (16117, 184605), (21111, 140935), (28187, 105555), (33015, 90119), (35185, 84561), (36921, 80585), (48351, 61535)]