27889638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 66451968

約数和(自身を除く): 38562330

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 131, 137, 222, 259, 262, 274, 393, 411, 518, 777, 786, 822, 917, 959, 1554, 1834, 1918, 2751, 2877, 4847, 5069, 5502, 5754, 9694, 10138, 14541, 15207, 17947, 29082, 30414, 33929, 35483, 35894, 53841, 67858, 70966, 101787, 106449, 107682, 125629, 203574, 212898, 251258, 376887, 664039, 753774, 1328078, 1992117, 3984234, 4648273, 9296546, 13944819, 27889638]

約数ペア:

[(1, 27889638), (2, 13944819), (3, 9296546), (6, 4648273), (7, 3984234), (14, 1992117), (21, 1328078), (37, 753774), (42, 664039), (74, 376887), (111, 251258), (131, 212898), (137, 203574), (222, 125629), (259, 107682), (262, 106449), (274, 101787), (393, 70966), (411, 67858), (518, 53841), (777, 35894), (786, 35483), (822, 33929), (917, 30414), (959, 29082), (1554, 17947), (1834, 15207), (1918, 14541), (2751, 10138), (2877, 9694), (4847, 5754), (5069, 5502)]