27968703

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{367}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 45219840

約数和(自身を除く): 17251137

約数列:

[1, 3, 7, 19, 21, 57, 133, 191, 367, 399, 573, 1101, 1337, 2569, 3629, 4011, 6973, 7707, 10887, 20919, 25403, 48811, 70097, 76209, 146433, 210291, 490679, 1331843, 1472037, 3995529, 9322901, 27968703]

約数ペア:

[(1, 27968703), (3, 9322901), (7, 3995529), (19, 1472037), (21, 1331843), (57, 490679), (133, 210291), (191, 146433), (367, 76209), (399, 70097), (573, 48811), (1101, 25403), (1337, 20919), (2569, 10887), (3629, 7707), (4011, 6973)]