157020825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{161047}}^1$

素因数の和:161073

約数の個数: 24

約数和(自身を含む): 279579328

約数和(自身を除く): 122558503

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 161047, 483141, 805235, 2093611, 2415705, 4026175, 6280833, 10468055, 12078525, 31404165, 52340275, 157020825]

約数ペア:

[(1, 157020825), (3, 52340275), (5, 31404165), (13, 12078525), (15, 10468055), (25, 6280833), (39, 4026175), (65, 2415705), (75, 2093611), (195, 805235), (325, 483141), (975, 161047)]