28238903

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1427}}^1$

素因数の和:1702

約数の個数: 16

約数和(自身を含む): 35368704

約数和(自身を除く): 7129801

約数列:

[1, 7, 11, 77, 257, 1427, 1799, 2827, 9989, 15697, 19789, 109879, 366739, 2567173, 4034129, 28238903]

約数ペア:

[(1, 28238903), (7, 4034129), (11, 2567173), (77, 366739), (257, 109879), (1427, 19789), (1799, 15697), (2827, 9989)]