81491316

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{3463}}^1$

素因数の和:3560

約数の個数: 48

約数和(自身を含む): 199027584

約数和(自身を除く): 117536268

約数列:

[1, 2, 3, 4, 6, 12, 37, 53, 74, 106, 111, 148, 159, 212, 222, 318, 444, 636, 1961, 3463, 3922, 5883, 6926, 7844, 10389, 11766, 13852, 20778, 23532, 41556, 128131, 183539, 256262, 367078, 384393, 512524, 550617, 734156, 768786, 1101234, 1537572, 2202468, 6790943, 13581886, 20372829, 27163772, 40745658, 81491316]

約数ペア:

[(1, 81491316), (2, 40745658), (3, 27163772), (4, 20372829), (6, 13581886), (12, 6790943), (37, 2202468), (53, 1537572), (74, 1101234), (106, 768786), (111, 734156), (148, 550617), (159, 512524), (212, 384393), (222, 367078), (318, 256262), (444, 183539), (636, 128131), (1961, 41556), (3463, 23532), (3922, 20778), (5883, 13852), (6926, 11766), (7844, 10389)]