161423775

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31193}}^1$

素因数の和:31232

約数の個数: 36

約数和(自身を含む): 301708368

約数和(自身を除く): 140284593

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 5175, 31193, 93579, 155965, 280737, 467895, 717439, 779825, 1403685, 2152317, 2339475, 3587195, 6456951, 7018425, 10761585, 17935975, 32284755, 53807925, 161423775]

約数ペア:

[(1, 161423775), (3, 53807925), (5, 32284755), (9, 17935975), (15, 10761585), (23, 7018425), (25, 6456951), (45, 3587195), (69, 2339475), (75, 2152317), (115, 1403685), (207, 779825), (225, 717439), (345, 467895), (575, 280737), (1035, 155965), (1725, 93579), (5175, 31193)]