51384942

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:535

約数の個数: 80

約数和(自身を含む): 133084512

約数和(自身を除く): 81699570

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 113, 126, 162, 189, 226, 339, 378, 401, 567, 678, 791, 802, 1017, 1134, 1203, 1582, 2034, 2373, 2406, 2807, 3051, 3609, 4746, 5614, 6102, 7119, 7218, 8421, 9153, 10827, 14238, 16842, 18306, 21357, 21654, 25263, 32481, 42714, 45313, 50526, 64071, 64962, 75789, 90626, 128142, 135939, 151578, 227367, 271878, 317191, 407817, 454734, 634382, 815634, 951573, 1223451, 1903146, 2446902, 2854719, 3670353, 5709438, 7340706, 8564157, 17128314, 25692471, 51384942]

約数ペア:

[(1, 51384942), (2, 25692471), (3, 17128314), (6, 8564157), (7, 7340706), (9, 5709438), (14, 3670353), (18, 2854719), (21, 2446902), (27, 1903146), (42, 1223451), (54, 951573), (63, 815634), (81, 634382), (113, 454734), (126, 407817), (162, 317191), (189, 271878), (226, 227367), (339, 151578), (378, 135939), (401, 128142), (567, 90626), (678, 75789), (791, 64962), (802, 64071), (1017, 50526), (1134, 45313), (1203, 42714), (1582, 32481), (2034, 25263), (2373, 21654), (2406, 21357), (2807, 18306), (3051, 16842), (3609, 14238), (4746, 10827), (5614, 9153), (6102, 8421), (7119, 7218)]