28154826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{509}}^1$

素因数の和:963

約数の個数: 48

約数和(自身を含む): 70012800

約数和(自身を除く): 41857974

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 439, 509, 878, 1018, 1317, 1527, 2634, 3054, 3073, 3563, 3951, 4581, 6146, 7126, 7902, 9162, 9219, 10689, 18438, 21378, 27657, 32067, 55314, 64134, 223451, 446902, 670353, 1340706, 1564157, 2011059, 3128314, 4022118, 4692471, 9384942, 14077413, 28154826]

約数ペア:

[(1, 28154826), (2, 14077413), (3, 9384942), (6, 4692471), (7, 4022118), (9, 3128314), (14, 2011059), (18, 1564157), (21, 1340706), (42, 670353), (63, 446902), (126, 223451), (439, 64134), (509, 55314), (878, 32067), (1018, 27657), (1317, 21378), (1527, 18438), (2634, 10689), (3054, 9219), (3073, 9162), (3563, 7902), (3951, 7126), (4581, 6146)]