2808507

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 4386816

約数和(自身を除く): 1578309

約数列:

[1, 3, 13, 23, 31, 39, 69, 93, 101, 299, 303, 403, 713, 897, 1209, 1313, 2139, 2323, 3131, 3939, 6969, 9269, 9393, 27807, 30199, 40703, 72013, 90597, 122109, 216039, 936169, 2808507]

約数ペア:

[(1, 2808507), (3, 936169), (13, 216039), (23, 122109), (31, 90597), (39, 72013), (69, 40703), (93, 30199), (101, 27807), (299, 9393), (303, 9269), (403, 6969), (713, 3939), (897, 3131), (1209, 2323), (1313, 2139)]