156780603

素因数分解:

$3^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4127}}^1$

素因数の和:4213

約数の個数: 40

約数和(自身を含む): 271721472

約数和(自身を除く): 114940869

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 189, 201, 469, 567, 603, 1407, 1809, 4127, 4221, 5427, 12381, 12663, 28889, 37143, 37989, 86667, 111429, 260001, 276509, 334287, 780003, 829527, 1935563, 2340009, 2488581, 5806689, 7465743, 17420067, 22397229, 52260201, 156780603]

約数ペア:

[(1, 156780603), (3, 52260201), (7, 22397229), (9, 17420067), (21, 7465743), (27, 5806689), (63, 2488581), (67, 2340009), (81, 1935563), (189, 829527), (201, 780003), (469, 334287), (567, 276509), (603, 260001), (1407, 111429), (1809, 86667), (4127, 37989), (4221, 37143), (5427, 28889), (12381, 12663)]