12723945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2837}}^1$

素因数の和:2881

約数の個数: 32

約数和(自身を含む): 22885632

約数和(自身を除く): 10161687

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 2837, 4485, 8511, 14185, 36881, 42555, 65251, 110643, 184405, 195753, 326255, 553215, 848263, 978765, 2544789, 4241315, 12723945]

約数ペア:

[(1, 12723945), (3, 4241315), (5, 2544789), (13, 978765), (15, 848263), (23, 553215), (39, 326255), (65, 195753), (69, 184405), (115, 110643), (195, 65251), (299, 42555), (345, 36881), (897, 14185), (1495, 8511), (2837, 4485)]