61537784

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{353}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 144771840

約数和(自身を除く): 83234056

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 283, 308, 353, 566, 616, 706, 1132, 1412, 1981, 2264, 2471, 2824, 3113, 3883, 3962, 4942, 6226, 7766, 7924, 9884, 12452, 15532, 15848, 19768, 21791, 24904, 27181, 31064, 43582, 54362, 87164, 99899, 108724, 174328, 199798, 217448, 399596, 699293, 799192, 1098889, 1398586, 2197778, 2797172, 4395556, 5594344, 7692223, 8791112, 15384446, 30768892, 61537784]

約数ペア:

[(1, 61537784), (2, 30768892), (4, 15384446), (7, 8791112), (8, 7692223), (11, 5594344), (14, 4395556), (22, 2797172), (28, 2197778), (44, 1398586), (56, 1098889), (77, 799192), (88, 699293), (154, 399596), (283, 217448), (308, 199798), (353, 174328), (566, 108724), (616, 99899), (706, 87164), (1132, 54362), (1412, 43582), (1981, 31064), (2264, 27181), (2471, 24904), (2824, 21791), (3113, 19768), (3883, 15848), (3962, 15532), (4942, 12452), (6226, 9884), (7766, 7924)]