281353514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 462120960

約数和(自身を除く): 180767446

約数列:

[1, 2, 13, 26, 127, 139, 254, 278, 613, 1226, 1651, 1807, 3302, 3614, 7969, 15938, 17653, 35306, 77851, 85207, 155702, 170414, 229489, 458978, 1012063, 1107691, 2024126, 2215382, 10821289, 21642578, 140676757, 281353514]

約数ペア:

[(1, 281353514), (2, 140676757), (13, 21642578), (26, 10821289), (127, 2215382), (139, 2024126), (254, 1107691), (278, 1012063), (613, 458978), (1226, 229489), (1651, 170414), (1807, 155702), (3302, 85207), (3614, 77851), (7969, 35306), (15938, 17653)]