211019871

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3037}}^1$

素因数の和:3135

約数の個数: 32

約数和(自身を含む): 314979840

約数和(自身を除く): 103959969

約数列:

[1, 3, 19, 23, 53, 57, 69, 159, 437, 1007, 1219, 1311, 3021, 3037, 3657, 9111, 23161, 57703, 69483, 69851, 160961, 173109, 209553, 482883, 1327169, 3058259, 3702103, 3981507, 9174777, 11106309, 70339957, 211019871]

約数ペア:

[(1, 211019871), (3, 70339957), (19, 11106309), (23, 9174777), (53, 3981507), (57, 3702103), (69, 3058259), (159, 1327169), (437, 482883), (1007, 209553), (1219, 173109), (1311, 160961), (3021, 69851), (3037, 69483), (3657, 57703), (9111, 23161)]