219903068

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{4127}}^1$

素因数の和:4322

約数の個数: 48

約数和(自身を含む): 482678784

約数和(自身を除く): 262775716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 173, 308, 346, 692, 1211, 1903, 2422, 3806, 4127, 4844, 7612, 8254, 13321, 16508, 26642, 28889, 45397, 53284, 57778, 90794, 115556, 181588, 317779, 635558, 713971, 1271116, 1427942, 2855884, 4997797, 7853681, 9995594, 15707362, 19991188, 31414724, 54975767, 109951534, 219903068]

約数ペア:

[(1, 219903068), (2, 109951534), (4, 54975767), (7, 31414724), (11, 19991188), (14, 15707362), (22, 9995594), (28, 7853681), (44, 4997797), (77, 2855884), (154, 1427942), (173, 1271116), (308, 713971), (346, 635558), (692, 317779), (1211, 181588), (1903, 115556), (2422, 90794), (3806, 57778), (4127, 53284), (4844, 45397), (7612, 28889), (8254, 26642), (13321, 16508)]