209304825

素因数分解:

$3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{27631}}^1$

素因数の和:27745

約数の個数: 24

約数和(自身を含む): 349489536

約数和(自身を除く): 140184711

約数列:

[1, 3, 5, 15, 25, 75, 101, 303, 505, 1515, 2525, 7575, 27631, 82893, 138155, 414465, 690775, 2072325, 2790731, 8372193, 13953655, 41860965, 69768275, 209304825]

約数ペア:

[(1, 209304825), (3, 69768275), (5, 41860965), (15, 13953655), (25, 8372193), (75, 2790731), (101, 2072325), (303, 690775), (505, 414465), (1515, 138155), (2525, 82893), (7575, 27631)]