28511238

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2621}}^1$

素因数の和:2677

約数の個数: 48

約数和(自身を含む): 68151024

約数和(自身を除く): 39639786

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 294, 518, 777, 1554, 1813, 2621, 3626, 5242, 5439, 7863, 10878, 15726, 18347, 36694, 55041, 96977, 110082, 128429, 193954, 256858, 290931, 385287, 581862, 678839, 770574, 1357678, 2036517, 4073034, 4751873, 9503746, 14255619, 28511238]

約数ペア:

[(1, 28511238), (2, 14255619), (3, 9503746), (6, 4751873), (7, 4073034), (14, 2036517), (21, 1357678), (37, 770574), (42, 678839), (49, 581862), (74, 385287), (98, 290931), (111, 256858), (147, 193954), (222, 128429), (259, 110082), (294, 96977), (518, 55041), (777, 36694), (1554, 18347), (1813, 15726), (2621, 10878), (3626, 7863), (5242, 5439)]