220163949

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:354

約数の個数: 36

約数和(自身を含む): 331871904

約数和(自身を除く): 111707955

約数列:

[1, 3, 9, 37, 107, 111, 167, 321, 333, 501, 963, 1369, 1503, 3959, 4107, 6179, 11877, 12321, 17869, 18537, 35631, 53607, 55611, 146483, 160821, 228623, 439449, 661153, 685869, 1318347, 1983459, 2057607, 5950377, 24462661, 73387983, 220163949]

約数ペア:

[(1, 220163949), (3, 73387983), (9, 24462661), (37, 5950377), (107, 2057607), (111, 1983459), (167, 1318347), (321, 685869), (333, 661153), (501, 439449), (963, 228623), (1369, 160821), (1503, 146483), (3959, 55611), (4107, 53607), (6179, 35631), (11877, 18537), (12321, 17869)]