66912790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{4211}}^1$

素因数の和:4452

約数の個数: 32

約数和(自身を含む): 138288384

約数和(自身を除く): 71375594

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 227, 454, 1135, 1589, 2270, 3178, 4211, 7945, 8422, 15890, 21055, 29477, 42110, 58954, 147385, 294770, 955897, 1911794, 4779485, 6691279, 9558970, 13382558, 33456395, 66912790]

約数ペア:

[(1, 66912790), (2, 33456395), (5, 13382558), (7, 9558970), (10, 6691279), (14, 4779485), (35, 1911794), (70, 955897), (227, 294770), (454, 147385), (1135, 58954), (1589, 42110), (2270, 29477), (3178, 21055), (4211, 15890), (7945, 8422)]