231567687

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2671}}^1$

素因数の和:2725

約数の個数: 48

約数和(自身を含む): 391180800

約数和(自身を除く): 159613113

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 169, 171, 247, 351, 507, 513, 741, 1521, 2223, 2671, 3211, 4563, 6669, 8013, 9633, 24039, 28899, 34723, 50749, 72117, 86697, 104169, 152247, 312507, 451399, 456741, 659737, 937521, 1354197, 1370223, 1979211, 4062591, 5937633, 8576581, 12187773, 17812899, 25729743, 77189229, 231567687]

約数ペア:

[(1, 231567687), (3, 77189229), (9, 25729743), (13, 17812899), (19, 12187773), (27, 8576581), (39, 5937633), (57, 4062591), (117, 1979211), (169, 1370223), (171, 1354197), (247, 937521), (351, 659737), (507, 456741), (513, 451399), (741, 312507), (1521, 152247), (2223, 104169), (2671, 86697), (3211, 72117), (4563, 50749), (6669, 34723), (8013, 28899), (9633, 24039)]