208097925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{396377}}^1$

素因数の和:396397

約数の個数: 24

約数和(自身を含む): 393206976

約数和(自身を除く): 185109051

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 396377, 1189131, 1981885, 2774639, 5945655, 8323917, 9909425, 13873195, 29728275, 41619585, 69365975, 208097925]

約数ペア:

[(1, 208097925), (3, 69365975), (5, 41619585), (7, 29728275), (15, 13873195), (21, 9909425), (25, 8323917), (35, 5945655), (75, 2774639), (105, 1981885), (175, 1189131), (525, 396377)]