2288455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:163

約数の個数: 32

約数和(自身を含む): 3326400

約数和(自身を除く): 1037945

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 109, 221, 247, 323, 545, 1105, 1235, 1417, 1615, 1853, 2071, 4199, 7085, 9265, 10355, 20995, 24089, 26923, 35207, 120445, 134615, 176035, 457691, 2288455]

約数ペア:

[(1, 2288455), (5, 457691), (13, 176035), (17, 134615), (19, 120445), (65, 35207), (85, 26923), (95, 24089), (109, 20995), (221, 10355), (247, 9265), (323, 7085), (545, 4199), (1105, 2071), (1235, 1853), (1417, 1615)]