315056427

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 521700480

約数和(自身を除く): 206644053

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 139, 147, 357, 417, 833, 907, 973, 2363, 2499, 2721, 2919, 6349, 6811, 7089, 15419, 16541, 19047, 20433, 44443, 46257, 49623, 107933, 115787, 126073, 133329, 323799, 347361, 378219, 755531, 882511, 2143241, 2266593, 2647533, 6177577, 6429723, 15002687, 18532731, 45008061, 105018809, 315056427]

約数ペア:

[(1, 315056427), (3, 105018809), (7, 45008061), (17, 18532731), (21, 15002687), (49, 6429723), (51, 6177577), (119, 2647533), (139, 2266593), (147, 2143241), (357, 882511), (417, 755531), (833, 378219), (907, 347361), (973, 323799), (2363, 133329), (2499, 126073), (2721, 115787), (2919, 107933), (6349, 49623), (6811, 46257), (7089, 44443), (15419, 20433), (16541, 19047)]