31139988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13877}}^1$

素因数の和:13912

約数の個数: 48

約数和(自身を含む): 83934144

約数和(自身を除く): 52794156

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 561, 748, 1122, 2244, 13877, 27754, 41631, 55508, 83262, 152647, 166524, 235909, 305294, 457941, 471818, 610588, 707727, 915882, 943636, 1415454, 1831764, 2594999, 2830908, 5189998, 7784997, 10379996, 15569994, 31139988]

約数ペア:

[(1, 31139988), (2, 15569994), (3, 10379996), (4, 7784997), (6, 5189998), (11, 2830908), (12, 2594999), (17, 1831764), (22, 1415454), (33, 943636), (34, 915882), (44, 707727), (51, 610588), (66, 471818), (68, 457941), (102, 305294), (132, 235909), (187, 166524), (204, 152647), (374, 83262), (561, 55508), (748, 41631), (1122, 27754), (2244, 13877)]