2129877505

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{2141}}^1$

素因数の和:2857

約数の個数: 32

約数和(自身を含む): 2994824448

約数和(自身を除く): 864946943

約数列:

[1, 5, 7, 35, 43, 215, 301, 661, 1505, 2141, 3305, 4627, 10705, 14987, 23135, 28423, 74935, 92063, 142115, 198961, 460315, 644441, 994805, 1415201, 3222205, 7076005, 9906407, 49532035, 60853643, 304268215, 425975501, 2129877505]

約数ペア:

[(1, 2129877505), (5, 425975501), (7, 304268215), (35, 60853643), (43, 49532035), (215, 9906407), (301, 7076005), (661, 3222205), (1505, 1415201), (2141, 994805), (3305, 644441), (4627, 460315), (10705, 198961), (14987, 142115), (23135, 92063), (28423, 74935)]