212219619

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{359}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 306685440

約数和(自身を除く): 94465821

約数列:

[1, 3, 17, 51, 67, 173, 201, 359, 519, 1077, 1139, 2941, 3417, 6103, 8823, 11591, 18309, 24053, 34773, 62107, 72159, 186321, 197047, 408901, 591141, 1055819, 1226703, 3167457, 4161169, 12483507, 70739873, 212219619]

約数ペア:

[(1, 212219619), (3, 70739873), (17, 12483507), (51, 4161169), (67, 3167457), (173, 1226703), (201, 1055819), (359, 591141), (519, 408901), (1077, 197047), (1139, 186321), (2941, 72159), (3417, 62107), (6103, 34773), (8823, 24053), (11591, 18309)]