2543515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 3326400

約数和(自身を除く): 782885

約数列:

[1, 5, 13, 65, 109, 359, 545, 1417, 1795, 4667, 7085, 23335, 39131, 195655, 508703, 2543515]

約数ペア:

[(1, 2543515), (5, 508703), (13, 195655), (65, 39131), (109, 23335), (359, 7085), (545, 4667), (1417, 1795)]