13521798

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 30588480

約数和(自身を除く): 17066682

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 79, 111, 158, 222, 237, 257, 333, 474, 514, 666, 711, 771, 1422, 1542, 2313, 2923, 4626, 5846, 8769, 9509, 17538, 19018, 20303, 26307, 28527, 40606, 52614, 57054, 60909, 85581, 121818, 171162, 182727, 365454, 751211, 1502422, 2253633, 4507266, 6760899, 13521798]

約数ペア:

[(1, 13521798), (2, 6760899), (3, 4507266), (6, 2253633), (9, 1502422), (18, 751211), (37, 365454), (74, 182727), (79, 171162), (111, 121818), (158, 85581), (222, 60909), (237, 57054), (257, 52614), (333, 40606), (474, 28527), (514, 26307), (666, 20303), (711, 19018), (771, 17538), (1422, 9509), (1542, 8769), (2313, 5846), (2923, 4626)]