31077928

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 69932160

約数和(自身を除く): 38854232

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 53, 56, 74, 106, 148, 212, 259, 283, 296, 371, 424, 518, 566, 742, 1036, 1132, 1484, 1961, 1981, 2072, 2264, 2968, 3922, 3962, 7844, 7924, 10471, 13727, 14999, 15688, 15848, 20942, 27454, 29998, 41884, 54908, 59996, 73297, 83768, 104993, 109816, 119992, 146594, 209986, 293188, 419972, 554963, 586376, 839944, 1109926, 2219852, 3884741, 4439704, 7769482, 15538964, 31077928]

約数ペア:

[(1, 31077928), (2, 15538964), (4, 7769482), (7, 4439704), (8, 3884741), (14, 2219852), (28, 1109926), (37, 839944), (53, 586376), (56, 554963), (74, 419972), (106, 293188), (148, 209986), (212, 146594), (259, 119992), (283, 109816), (296, 104993), (371, 83768), (424, 73297), (518, 59996), (566, 54908), (742, 41884), (1036, 29998), (1132, 27454), (1484, 20942), (1961, 15848), (1981, 15688), (2072, 14999), (2264, 13727), (2968, 10471), (3922, 7924), (3962, 7844)]