81191268

素因数分解:

$2^2\times 3^3\times {\mathrm{443}}^1\times {\mathrm{1697}}^1$

素因数の和:2153

約数の個数: 48

約数和(自身を含む): 211095360

約数和(自身を除く): 129904092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 443, 886, 1329, 1697, 1772, 2658, 3394, 3987, 5091, 5316, 6788, 7974, 10182, 11961, 15273, 15948, 20364, 23922, 30546, 45819, 47844, 61092, 91638, 183276, 751771, 1503542, 2255313, 3007084, 4510626, 6765939, 9021252, 13531878, 20297817, 27063756, 40595634, 81191268]

約数ペア:

[(1, 81191268), (2, 40595634), (3, 27063756), (4, 20297817), (6, 13531878), (9, 9021252), (12, 6765939), (18, 4510626), (27, 3007084), (36, 2255313), (54, 1503542), (108, 751771), (443, 183276), (886, 91638), (1329, 61092), (1697, 47844), (1772, 45819), (2658, 30546), (3394, 23922), (3987, 20364), (5091, 15948), (5316, 15273), (6788, 11961), (7974, 10182)]