28156684

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{457}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 50295728

約数和(自身を除く): 22139044

約数列:

[1, 2, 4, 73, 146, 211, 292, 422, 457, 844, 914, 1828, 15403, 30806, 33361, 61612, 66722, 96427, 133444, 192854, 385708, 7039171, 14078342, 28156684]

約数ペア:

[(1, 28156684), (2, 14078342), (4, 7039171), (73, 385708), (146, 192854), (211, 133444), (292, 96427), (422, 66722), (457, 61612), (844, 33361), (914, 30806), (1828, 15403)]