66812872

素因数分解:

$2^3\times 7^2\times {\mathrm{170441}}^1$

素因数の和:170461

約数の個数: 24

約数和(自身を含む): 145727910

約数和(自身を除く): 78915038

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 170441, 340882, 681764, 1193087, 1363528, 2386174, 4772348, 8351609, 9544696, 16703218, 33406436, 66812872]

約数ペア:

[(1, 66812872), (2, 33406436), (4, 16703218), (7, 9544696), (8, 8351609), (14, 4772348), (28, 2386174), (49, 1363528), (56, 1193087), (98, 681764), (196, 340882), (392, 170441)]