28951428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 75314176

約数和(自身を除く): 46362748

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 127, 132, 157, 242, 254, 314, 363, 381, 471, 484, 508, 628, 726, 762, 942, 1397, 1452, 1524, 1727, 1884, 2794, 3454, 4191, 5181, 5588, 6908, 8382, 10362, 15367, 16764, 18997, 19939, 20724, 30734, 37994, 39878, 46101, 56991, 59817, 61468, 75988, 79756, 92202, 113982, 119634, 184404, 219329, 227964, 239268, 438658, 657987, 877316, 1315974, 2412619, 2631948, 4825238, 7237857, 9650476, 14475714, 28951428]

約数ペア:

[(1, 28951428), (2, 14475714), (3, 9650476), (4, 7237857), (6, 4825238), (11, 2631948), (12, 2412619), (22, 1315974), (33, 877316), (44, 657987), (66, 438658), (121, 239268), (127, 227964), (132, 219329), (157, 184404), (242, 119634), (254, 113982), (314, 92202), (363, 79756), (381, 75988), (471, 61468), (484, 59817), (508, 56991), (628, 46101), (726, 39878), (762, 37994), (942, 30734), (1397, 20724), (1452, 19939), (1524, 18997), (1727, 16764), (1884, 15367), (2794, 10362), (3454, 8382), (4191, 6908), (5181, 5588)]