209230407813

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30859}}^1\times {\mathrm{16993}}^1$

素因数の和:47881

約数の個数: 32

約数和(自身を含む): 335638297600

約数和(自身を除く): 126407889787

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 16993, 30859, 50979, 92577, 118951, 216013, 322867, 356853, 586321, 648039, 968601, 1758963, 2260069, 4104247, 6780207, 12312741, 524386987, 1573160961, 3670708909, 9963352753, 11012126727, 29890058259, 69743469271, 209230407813]

約数ペア:

[(1, 209230407813), (3, 69743469271), (7, 29890058259), (19, 11012126727), (21, 9963352753), (57, 3670708909), (133, 1573160961), (399, 524386987), (16993, 12312741), (30859, 6780207), (50979, 4104247), (92577, 2260069), (118951, 1758963), (216013, 968601), (322867, 648039), (356853, 586321)]