2017451787

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 3176140800

約数和(自身を除く): 1158689013

約数列:

[1, 3, 13, 19, 29, 39, 57, 87, 223, 247, 377, 421, 551, 669, 741, 1131, 1263, 1653, 2899, 4237, 5473, 6467, 7163, 7999, 8697, 12209, 12711, 16419, 19401, 21489, 23997, 36627, 55081, 84071, 93883, 103987, 122873, 158717, 165243, 231971, 252213, 281649, 311961, 368619, 476151, 695913, 1220479, 1597349, 1783777, 2722607, 3015623, 3661437, 4792047, 5351331, 8167821, 9046869, 23189101, 35393891, 51729533, 69567303, 106181673, 155188599, 672483929, 2017451787]

約数ペア:

[(1, 2017451787), (3, 672483929), (13, 155188599), (19, 106181673), (29, 69567303), (39, 51729533), (57, 35393891), (87, 23189101), (223, 9046869), (247, 8167821), (377, 5351331), (421, 4792047), (551, 3661437), (669, 3015623), (741, 2722607), (1131, 1783777), (1263, 1597349), (1653, 1220479), (2899, 695913), (4237, 476151), (5473, 368619), (6467, 311961), (7163, 281649), (7999, 252213), (8697, 231971), (12209, 165243), (12711, 158717), (16419, 122873), (19401, 103987), (21489, 93883), (23997, 84071), (36627, 55081)]