199775966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3491}}^1$

素因数の和:3608

約数の個数: 32

約数和(自身を含む): 337913856

約数和(自身を除く): 138137890

約数列:

[1, 2, 13, 26, 31, 62, 71, 142, 403, 806, 923, 1846, 2201, 3491, 4402, 6982, 28613, 45383, 57226, 90766, 108221, 216442, 247861, 495722, 1406873, 2813746, 3222193, 6444386, 7683691, 15367382, 99887983, 199775966]

約数ペア:

[(1, 199775966), (2, 99887983), (13, 15367382), (26, 7683691), (31, 6444386), (62, 3222193), (71, 2813746), (142, 1406873), (403, 495722), (806, 247861), (923, 216442), (1846, 108221), (2201, 90766), (3491, 57226), (4402, 45383), (6982, 28613)]