251993499

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2543}}^1$

素因数の和:2659

約数の個数: 32

約数和(自身を含む): 373662720

約数和(自身を除く): 121669221

約数列:

[1, 3, 17, 29, 51, 67, 87, 201, 493, 1139, 1479, 1943, 2543, 3417, 5829, 7629, 33031, 43231, 73747, 99093, 129693, 170381, 221241, 511143, 1253699, 2896477, 3761097, 4941049, 8689431, 14823147, 83997833, 251993499]

約数ペア:

[(1, 251993499), (3, 83997833), (17, 14823147), (29, 8689431), (51, 4941049), (67, 3761097), (87, 2896477), (201, 1253699), (493, 511143), (1139, 221241), (1479, 170381), (1943, 129693), (2543, 99093), (3417, 73747), (5829, 43231), (7629, 33031)]