157025991

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{509}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 232657920

約数和(自身を除く): 75631929

約数列:

[1, 3, 17, 23, 51, 69, 263, 391, 509, 789, 1173, 1527, 4471, 6049, 8653, 11707, 13413, 18147, 25959, 35121, 102833, 133867, 199019, 308499, 401601, 597057, 2275739, 3078941, 6827217, 9236823, 52341997, 157025991]

約数ペア:

[(1, 157025991), (3, 52341997), (17, 9236823), (23, 6827217), (51, 3078941), (69, 2275739), (263, 597057), (391, 401601), (509, 308499), (789, 199019), (1173, 133867), (1527, 102833), (4471, 35121), (6049, 25959), (8653, 18147), (11707, 13413)]