2795985

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 5040000

約数和(自身を除く): 2244015

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 149, 417, 447, 695, 745, 1251, 1341, 2085, 2235, 3753, 4023, 6255, 6705, 18765, 20115, 20711, 62133, 103555, 186399, 310665, 559197, 931995, 2795985]

約数ペア:

[(1, 2795985), (3, 931995), (5, 559197), (9, 310665), (15, 186399), (27, 103555), (45, 62133), (135, 20711), (139, 20115), (149, 18765), (417, 6705), (447, 6255), (695, 4023), (745, 3753), (1251, 2235), (1341, 2085)]