208688532

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{78691}}^1$

素因数の和:78728

約数の個数: 48

約数和(自身を含む): 555250752

約数和(自身を除く): 346562220

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 78691, 157382, 236073, 314764, 472146, 944292, 1022983, 1337747, 2045966, 2675494, 3068949, 4013241, 4091932, 5350988, 6137898, 8026482, 12275796, 16052964, 17390711, 34781422, 52172133, 69562844, 104344266, 208688532]

約数ペア:

[(1, 208688532), (2, 104344266), (3, 69562844), (4, 52172133), (6, 34781422), (12, 17390711), (13, 16052964), (17, 12275796), (26, 8026482), (34, 6137898), (39, 5350988), (51, 4091932), (52, 4013241), (68, 3068949), (78, 2675494), (102, 2045966), (156, 1337747), (204, 1022983), (221, 944292), (442, 472146), (663, 314764), (884, 236073), (1326, 157382), (2652, 78691)]