208366535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1867}}^1$

素因数の和:2003

約数の個数: 32

約数和(自身を含む): 288090432

約数和(自身を除く): 79723897

約数列:

[1, 5, 13, 17, 65, 85, 101, 221, 505, 1105, 1313, 1717, 1867, 6565, 8585, 9335, 22321, 24271, 31739, 111605, 121355, 158695, 188567, 412607, 942835, 2063035, 2451371, 3205639, 12256855, 16028195, 41673307, 208366535]

約数ペア:

[(1, 208366535), (5, 41673307), (13, 16028195), (17, 12256855), (65, 3205639), (85, 2451371), (101, 2063035), (221, 942835), (505, 412607), (1105, 188567), (1313, 158695), (1717, 121355), (1867, 111605), (6565, 31739), (8585, 24271), (9335, 22321)]