28318892

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53231}}^1$

素因数の和:53261

約数の個数: 24

約数和(自身を含む): 59619840

約数和(自身を除く): 31300948

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 53231, 106462, 212924, 372617, 745234, 1011389, 1490468, 2022778, 4045556, 7079723, 14159446, 28318892]

約数ペア:

[(1, 28318892), (2, 14159446), (4, 7079723), (7, 4045556), (14, 2022778), (19, 1490468), (28, 1011389), (38, 745234), (76, 372617), (133, 212924), (266, 106462), (532, 53231)]