209218504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 444948480

約数和(自身を除く): 235729976

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 271, 283, 341, 542, 566, 682, 1084, 1132, 1364, 2168, 2264, 2728, 2981, 3113, 5962, 6226, 8401, 8773, 11924, 12452, 16802, 17546, 23848, 24904, 33604, 35092, 67208, 70184, 76693, 92411, 96503, 153386, 184822, 193006, 306772, 369644, 386012, 613544, 739288, 772024, 843623, 1687246, 2377483, 3374492, 4754966, 6748984, 9509932, 19019864, 26152313, 52304626, 104609252, 209218504]

約数ペア:

[(1, 209218504), (2, 104609252), (4, 52304626), (8, 26152313), (11, 19019864), (22, 9509932), (31, 6748984), (44, 4754966), (62, 3374492), (88, 2377483), (124, 1687246), (248, 843623), (271, 772024), (283, 739288), (341, 613544), (542, 386012), (566, 369644), (682, 306772), (1084, 193006), (1132, 184822), (1364, 153386), (2168, 96503), (2264, 92411), (2728, 76693), (2981, 70184), (3113, 67208), (5962, 35092), (6226, 33604), (8401, 24904), (8773, 23848), (11924, 17546), (12452, 16802)]