31881798

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{136247}}^1$

素因数の和:136268

約数の個数: 24

約数和(自身を含む): 74391408

約数和(自身を除く): 42509610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 136247, 272494, 408741, 817482, 1226223, 1771211, 2452446, 3542422, 5313633, 10627266, 15940899, 31881798]

約数ペア:

[(1, 31881798), (2, 15940899), (3, 10627266), (6, 5313633), (9, 3542422), (13, 2452446), (18, 1771211), (26, 1226223), (39, 817482), (78, 408741), (117, 272494), (234, 136247)]