222718797

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 375717888

約数和(自身を除く): 152999091

約数列:

[1, 3, 7, 9, 21, 63, 83, 191, 223, 249, 573, 581, 669, 747, 1337, 1561, 1719, 1743, 2007, 4011, 4683, 5229, 12033, 14049, 15853, 18509, 42593, 47559, 55527, 110971, 127779, 129563, 142677, 166581, 298151, 332913, 383337, 388689, 894453, 998739, 1166067, 2683359, 3535219, 10605657, 24746533, 31816971, 74239599, 222718797]

約数ペア:

[(1, 222718797), (3, 74239599), (7, 31816971), (9, 24746533), (21, 10605657), (63, 3535219), (83, 2683359), (191, 1166067), (223, 998739), (249, 894453), (573, 388689), (581, 383337), (669, 332913), (747, 298151), (1337, 166581), (1561, 142677), (1719, 129563), (1743, 127779), (2007, 110971), (4011, 55527), (4683, 47559), (5229, 42593), (12033, 18509), (14049, 15853)]