2647128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 7441920

約数和(自身を除く): 4794792

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 132, 148, 222, 264, 271, 296, 407, 444, 542, 813, 814, 888, 1084, 1221, 1626, 1628, 2168, 2442, 2981, 3252, 3256, 4884, 5962, 6504, 8943, 9768, 10027, 11924, 17886, 20054, 23848, 30081, 35772, 40108, 60162, 71544, 80216, 110297, 120324, 220594, 240648, 330891, 441188, 661782, 882376, 1323564, 2647128]

約数ペア:

[(1, 2647128), (2, 1323564), (3, 882376), (4, 661782), (6, 441188), (8, 330891), (11, 240648), (12, 220594), (22, 120324), (24, 110297), (33, 80216), (37, 71544), (44, 60162), (66, 40108), (74, 35772), (88, 30081), (111, 23848), (132, 20054), (148, 17886), (222, 11924), (264, 10027), (271, 9768), (296, 8943), (407, 6504), (444, 5962), (542, 4884), (813, 3256), (814, 3252), (888, 2981), (1084, 2442), (1221, 2168), (1626, 1628)]