17047989

素因数分解:

$3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:407

約数の個数: 40

約数和(自身を含む): 29481408

約数和(自身を除く): 12433419

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 107, 189, 281, 321, 567, 749, 843, 963, 1967, 2247, 2529, 2889, 5901, 6741, 7587, 8667, 17703, 20223, 22761, 30067, 53109, 60669, 90201, 159327, 210469, 270603, 631407, 811809, 1894221, 2435427, 5682663, 17047989]

約数ペア:

[(1, 17047989), (3, 5682663), (7, 2435427), (9, 1894221), (21, 811809), (27, 631407), (63, 270603), (81, 210469), (107, 159327), (189, 90201), (281, 60669), (321, 53109), (567, 30067), (749, 22761), (843, 20223), (963, 17703), (1967, 8667), (2247, 7587), (2529, 6741), (2889, 5901)]