205123798

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 356801760

約数和(自身を除く): 151677962

約数列:

[1, 2, 11, 22, 23, 46, 121, 137, 242, 253, 269, 274, 506, 538, 1507, 2783, 2959, 3014, 3151, 5566, 5918, 6187, 6302, 12374, 16577, 32549, 33154, 34661, 36853, 65098, 68057, 69322, 73706, 136114, 381271, 405383, 748627, 762542, 810766, 847619, 1497254, 1695238, 4459213, 8918426, 9323809, 18647618, 102561899, 205123798]

約数ペア:

[(1, 205123798), (2, 102561899), (11, 18647618), (22, 9323809), (23, 8918426), (46, 4459213), (121, 1695238), (137, 1497254), (242, 847619), (253, 810766), (269, 762542), (274, 748627), (506, 405383), (538, 381271), (1507, 136114), (2783, 73706), (2959, 69322), (3014, 68057), (3151, 65098), (5566, 36853), (5918, 34661), (6187, 33154), (6302, 32549), (12374, 16577)]