31531356

素因数分解:

$2^2\times 3^4\times {\mathrm{307}}^1\times {\mathrm{317}}^1$

素因数の和:640

約数の個数: 60

約数和(自身を含む): 82958568

約数和(自身を除く): 51427212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 307, 317, 324, 614, 634, 921, 951, 1228, 1268, 1842, 1902, 2763, 2853, 3684, 3804, 5526, 5706, 8289, 8559, 11052, 11412, 16578, 17118, 24867, 25677, 33156, 34236, 49734, 51354, 97319, 99468, 102708, 194638, 291957, 389276, 583914, 875871, 1167828, 1751742, 2627613, 3503484, 5255226, 7882839, 10510452, 15765678, 31531356]

約数ペア:

[(1, 31531356), (2, 15765678), (3, 10510452), (4, 7882839), (6, 5255226), (9, 3503484), (12, 2627613), (18, 1751742), (27, 1167828), (36, 875871), (54, 583914), (81, 389276), (108, 291957), (162, 194638), (307, 102708), (317, 99468), (324, 97319), (614, 51354), (634, 49734), (921, 34236), (951, 33156), (1228, 25677), (1268, 24867), (1842, 17118), (1902, 16578), (2763, 11412), (2853, 11052), (3684, 8559), (3804, 8289), (5526, 5706)]