13540521

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 20070400

約数和(自身を除く): 6529879

約数列:

[1, 3, 19, 31, 57, 79, 93, 97, 237, 291, 589, 1501, 1767, 1843, 2449, 3007, 4503, 5529, 7347, 7663, 9021, 22989, 46531, 57133, 139593, 145597, 171399, 237553, 436791, 712659, 4513507, 13540521]

約数ペア:

[(1, 13540521), (3, 4513507), (19, 712659), (31, 436791), (57, 237553), (79, 171399), (93, 145597), (97, 139593), (237, 57133), (291, 46531), (589, 22989), (1501, 9021), (1767, 7663), (1843, 7347), (2449, 5529), (3007, 4503)]