3947753404

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^2\times {\mathrm{20959}}^1$

素因数の和:21039

約数の個数: 54

約数和(自身を含む): 8304498720

約数和(自身を除く): 4356745316

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 961, 1519, 1922, 3038, 3844, 6076, 6727, 13454, 20959, 26908, 41918, 47089, 83836, 94178, 146713, 188356, 293426, 586852, 649729, 1026991, 1299458, 2053982, 2598916, 4107964, 4548103, 9096206, 18192412, 20141599, 31836721, 40283198, 63673442, 80566396, 127346884, 140991193, 281982386, 563964772, 986938351, 1973876702, 3947753404]

約数ペア:

[(1, 3947753404), (2, 1973876702), (4, 986938351), (7, 563964772), (14, 281982386), (28, 140991193), (31, 127346884), (49, 80566396), (62, 63673442), (98, 40283198), (124, 31836721), (196, 20141599), (217, 18192412), (434, 9096206), (868, 4548103), (961, 4107964), (1519, 2598916), (1922, 2053982), (3038, 1299458), (3844, 1026991), (6076, 649729), (6727, 586852), (13454, 293426), (20959, 188356), (26908, 146713), (41918, 94178), (47089, 83836)]