31686996

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 82374880

約数和(自身を除く): 50687884

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 139, 157, 242, 278, 314, 363, 417, 471, 484, 556, 628, 726, 834, 942, 1452, 1529, 1668, 1727, 1884, 3058, 3454, 4587, 5181, 6116, 6908, 9174, 10362, 16819, 18348, 18997, 20724, 21823, 33638, 37994, 43646, 50457, 56991, 65469, 67276, 75988, 87292, 100914, 113982, 130938, 201828, 227964, 240053, 261876, 480106, 720159, 960212, 1440318, 2640583, 2880636, 5281166, 7921749, 10562332, 15843498, 31686996]

約数ペア:

[(1, 31686996), (2, 15843498), (3, 10562332), (4, 7921749), (6, 5281166), (11, 2880636), (12, 2640583), (22, 1440318), (33, 960212), (44, 720159), (66, 480106), (121, 261876), (132, 240053), (139, 227964), (157, 201828), (242, 130938), (278, 113982), (314, 100914), (363, 87292), (417, 75988), (471, 67276), (484, 65469), (556, 56991), (628, 50457), (726, 43646), (834, 37994), (942, 33638), (1452, 21823), (1529, 20724), (1668, 18997), (1727, 18348), (1884, 16819), (3058, 10362), (3454, 9174), (4587, 6908), (5181, 6116)]