28323868

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{389}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 50450400

約数和(自身を除く): 22126532

約数列:

[1, 2, 4, 109, 167, 218, 334, 389, 436, 668, 778, 1556, 18203, 36406, 42401, 64963, 72812, 84802, 129926, 169604, 259852, 7080967, 14161934, 28323868]

約数ペア:

[(1, 28323868), (2, 14161934), (4, 7080967), (109, 259852), (167, 169604), (218, 129926), (334, 84802), (389, 72812), (436, 64963), (668, 42401), (778, 36406), (1556, 18203)]