1997395512

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{24821}}^1$

素因数の和:25316

約数の個数: 64

約数和(自身を含む): 5718988800

約数和(自身を除く): 3721593288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 479, 958, 1437, 1916, 2874, 3353, 3832, 5748, 6706, 10059, 11496, 13412, 20118, 24821, 26824, 40236, 49642, 74463, 80472, 99284, 148926, 173747, 198568, 297852, 347494, 521241, 595704, 694988, 1042482, 1389976, 2084964, 4169928, 11889259, 23778518, 35667777, 47557036, 71335554, 83224813, 95114072, 142671108, 166449626, 249674439, 285342216, 332899252, 499348878, 665798504, 998697756, 1997395512]

約数ペア:

[(1, 1997395512), (2, 998697756), (3, 665798504), (4, 499348878), (6, 332899252), (7, 285342216), (8, 249674439), (12, 166449626), (14, 142671108), (21, 95114072), (24, 83224813), (28, 71335554), (42, 47557036), (56, 35667777), (84, 23778518), (168, 11889259), (479, 4169928), (958, 2084964), (1437, 1389976), (1916, 1042482), (2874, 694988), (3353, 595704), (3832, 521241), (5748, 347494), (6706, 297852), (10059, 198568), (11496, 173747), (13412, 148926), (20118, 99284), (24821, 80472), (26824, 74463), (40236, 49642)]