31880247

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 50663424

約数和(自身を除く): 18783177

約数列:

[1, 3, 7, 21, 41, 61, 123, 183, 287, 427, 607, 861, 1281, 1821, 2501, 4249, 7503, 12747, 17507, 24887, 37027, 52521, 74661, 111081, 174209, 259189, 522627, 777567, 1518107, 4554321, 10626749, 31880247]

約数ペア:

[(1, 31880247), (3, 10626749), (7, 4554321), (21, 1518107), (41, 777567), (61, 522627), (123, 259189), (183, 174209), (287, 111081), (427, 74661), (607, 52521), (861, 37027), (1281, 24887), (1821, 17507), (2501, 12747), (4249, 7503)]