221219892

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{166081}}^1$

素因数の和:166128

約数の個数: 36

約数和(自身を含む): 574311556

約数和(自身を除く): 353091664

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 166081, 332162, 498243, 664324, 996486, 1494729, 1992972, 2989458, 5978916, 6144997, 12289994, 18434991, 24579988, 36869982, 55304973, 73739964, 110609946, 221219892]

約数ペア:

[(1, 221219892), (2, 110609946), (3, 73739964), (4, 55304973), (6, 36869982), (9, 24579988), (12, 18434991), (18, 12289994), (36, 6144997), (37, 5978916), (74, 2989458), (111, 1992972), (148, 1494729), (222, 996486), (333, 664324), (444, 498243), (666, 332162), (1332, 166081)]