81013374

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{751}}^1$

素因数の和:1233

約数の個数: 48

約数和(自身を含む): 189693504

約数和(自身を除く): 108680130

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 461, 751, 922, 1383, 1502, 2253, 2766, 4149, 4506, 5993, 6759, 8298, 9763, 11986, 13518, 17979, 19526, 29289, 35958, 53937, 58578, 87867, 107874, 175734, 346211, 692422, 1038633, 2077266, 3115899, 4500743, 6231798, 9001486, 13502229, 27004458, 40506687, 81013374]

約数ペア:

[(1, 81013374), (2, 40506687), (3, 27004458), (6, 13502229), (9, 9001486), (13, 6231798), (18, 4500743), (26, 3115899), (39, 2077266), (78, 1038633), (117, 692422), (234, 346211), (461, 175734), (751, 107874), (922, 87867), (1383, 58578), (1502, 53937), (2253, 35958), (2766, 29289), (4149, 19526), (4506, 17979), (5993, 13518), (6759, 11986), (8298, 9763)]