207654736

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{1553}}^1$

素因数の和:1759

約数の個数: 40

約数和(自身を含む): 412176744

約数和(自身を除く): 204522008

約数列:

[1, 2, 4, 8, 16, 61, 122, 137, 244, 274, 488, 548, 976, 1096, 1553, 2192, 3106, 6212, 8357, 12424, 16714, 24848, 33428, 66856, 94733, 133712, 189466, 212761, 378932, 425522, 757864, 851044, 1515728, 1702088, 3404176, 12978421, 25956842, 51913684, 103827368, 207654736]

約数ペア:

[(1, 207654736), (2, 103827368), (4, 51913684), (8, 25956842), (16, 12978421), (61, 3404176), (122, 1702088), (137, 1515728), (244, 851044), (274, 757864), (488, 425522), (548, 378932), (976, 212761), (1096, 189466), (1553, 133712), (2192, 94733), (3106, 66856), (6212, 33428), (8357, 24848), (12424, 16714)]