72864393

素因数分解:

$3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{5413}}^1$

素因数の和:6064

約数の個数: 16

約数和(自身を含む): 111225216

約数和(自身を除く): 38360823

約数列:

[1, 3, 7, 21, 641, 1923, 4487, 5413, 13461, 16239, 37891, 113673, 3469733, 10409199, 24288131, 72864393]

約数ペア:

[(1, 72864393), (3, 24288131), (7, 10409199), (21, 3469733), (641, 113673), (1923, 37891), (4487, 16239), (5413, 13461)]