31994289

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2647}}^1$

素因数の和:2749

約数の個数: 24

約数和(自身を含む): 49570560

約数和(自身を除く): 17576271

約数列:

[1, 3, 9, 17, 51, 79, 153, 237, 711, 1343, 2647, 4029, 7941, 12087, 23823, 44999, 134997, 209113, 404991, 627339, 1882017, 3554921, 10664763, 31994289]

約数ペア:

[(1, 31994289), (3, 10664763), (9, 3554921), (17, 1882017), (51, 627339), (79, 404991), (153, 209113), (237, 134997), (711, 44999), (1343, 23823), (2647, 12087), (4029, 7941)]