217898983435

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{1029209}}^1$

素因数の和:1029507

約数の個数: 32

約数和(自身を含む): 313011578880

約数和(自身を除く): 95112595445

約数列:

[1, 5, 7, 23, 35, 115, 161, 263, 805, 1315, 1841, 6049, 9205, 30245, 42343, 211715, 1029209, 5146045, 7204463, 23671807, 36022315, 118359035, 165702649, 270681967, 828513245, 1353409835, 1894773769, 6225685241, 9473868845, 31128426205, 43579796687, 217898983435]

約数ペア:

[(1, 217898983435), (5, 43579796687), (7, 31128426205), (23, 9473868845), (35, 6225685241), (115, 1894773769), (161, 1353409835), (263, 828513245), (805, 270681967), (1315, 165702649), (1841, 118359035), (6049, 36022315), (9205, 23671807), (30245, 7204463), (42343, 5146045), (211715, 1029209)]