2789283147

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{26203}}^1$

素因数の和:26387

約数の個数: 32

約数和(自身を含む): 4397240832

約数和(自身を除く): 1607957685

約数列:

[1, 3, 7, 21, 37, 111, 137, 259, 411, 777, 959, 2877, 5069, 15207, 26203, 35483, 78609, 106449, 183421, 550263, 969511, 2908533, 3589811, 6786577, 10769433, 20359731, 25128677, 75386031, 132823007, 398469021, 929761049, 2789283147]

約数ペア:

[(1, 2789283147), (3, 929761049), (7, 398469021), (21, 132823007), (37, 75386031), (111, 25128677), (137, 20359731), (259, 10769433), (411, 6786577), (777, 3589811), (959, 2908533), (2877, 969511), (5069, 550263), (15207, 183421), (26203, 106449), (35483, 78609)]