28705356

素因数分解:

$2^2\times 3^2\times {\mathrm{719}}^1\times {\mathrm{1109}}^1$

素因数の和:1838

約数の個数: 36

約数和(自身を含む): 72727200

約数和(自身を除く): 44021844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 719, 1109, 1438, 2157, 2218, 2876, 3327, 4314, 4436, 6471, 6654, 8628, 9981, 12942, 13308, 19962, 25884, 39924, 797371, 1594742, 2392113, 3189484, 4784226, 7176339, 9568452, 14352678, 28705356]

約数ペア:

[(1, 28705356), (2, 14352678), (3, 9568452), (4, 7176339), (6, 4784226), (9, 3189484), (12, 2392113), (18, 1594742), (36, 797371), (719, 39924), (1109, 25884), (1438, 19962), (2157, 13308), (2218, 12942), (2876, 9981), (3327, 8628), (4314, 6654), (4436, 6471)]