81064854

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3121}}^1$

素因数の和:3182

約数の個数: 64

約数和(自身を含む): 199308480

約数和(自身を除く): 118243626

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 222, 234, 333, 351, 481, 666, 702, 962, 999, 1443, 1998, 2886, 3121, 4329, 6242, 8658, 9363, 12987, 18726, 25974, 28089, 40573, 56178, 81146, 84267, 115477, 121719, 168534, 230954, 243438, 346431, 365157, 692862, 730314, 1039293, 1095471, 1501201, 2078586, 2190942, 3002402, 3117879, 4503603, 6235758, 9007206, 13510809, 27021618, 40532427, 81064854]

約数ペア:

[(1, 81064854), (2, 40532427), (3, 27021618), (6, 13510809), (9, 9007206), (13, 6235758), (18, 4503603), (26, 3117879), (27, 3002402), (37, 2190942), (39, 2078586), (54, 1501201), (74, 1095471), (78, 1039293), (111, 730314), (117, 692862), (222, 365157), (234, 346431), (333, 243438), (351, 230954), (481, 168534), (666, 121719), (702, 115477), (962, 84267), (999, 81146), (1443, 56178), (1998, 40573), (2886, 28089), (3121, 25974), (4329, 18726), (6242, 12987), (8658, 9363)]