193575981

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1231}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 281014272

約数和(自身を除く): 87438291

約数列:

[1, 3, 23, 43, 53, 69, 129, 159, 989, 1219, 1231, 2279, 2967, 3657, 3693, 6837, 28313, 52417, 52933, 65243, 84939, 157251, 158799, 195729, 1217459, 1500589, 2805449, 3652377, 4501767, 8416347, 64525327, 193575981]

約数ペア:

[(1, 193575981), (3, 64525327), (23, 8416347), (43, 4501767), (53, 3652377), (69, 2805449), (129, 1500589), (159, 1217459), (989, 195729), (1219, 158799), (1231, 157251), (2279, 84939), (2967, 65243), (3657, 52933), (3693, 52417), (6837, 28313)]