28306551

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103687}}^1$

素因数の和:103710

約数の個数: 16

約数和(自身を含む): 46452224

約数和(自身を除く): 18145673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 103687, 311061, 725809, 1347931, 2177427, 4043793, 9435517, 28306551]

約数ペア:

[(1, 28306551), (3, 9435517), (7, 4043793), (13, 2177427), (21, 1347931), (39, 725809), (91, 311061), (273, 103687)]