252380403

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{409}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 417530880

約数和(自身を除く): 165150477

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 271, 409, 759, 813, 1227, 2277, 2439, 2981, 3681, 4499, 6233, 8943, 9407, 13497, 18699, 26829, 28221, 40491, 56097, 68563, 84663, 103477, 110839, 205689, 310431, 332517, 617067, 931293, 997551, 1219229, 2549297, 3657687, 7647891, 10973061, 22943673, 28042267, 84126801, 252380403]

約数ペア:

[(1, 252380403), (3, 84126801), (9, 28042267), (11, 22943673), (23, 10973061), (33, 7647891), (69, 3657687), (99, 2549297), (207, 1219229), (253, 997551), (271, 931293), (409, 617067), (759, 332517), (813, 310431), (1227, 205689), (2277, 110839), (2439, 103477), (2981, 84663), (3681, 68563), (4499, 56097), (6233, 40491), (8943, 28221), (9407, 26829), (13497, 18699)]