25321998

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{324641}}^1$

素因数の和:324659

約数の個数: 16

約数和(自身を含む): 54539856

約数和(自身を除く): 29217858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 324641, 649282, 973923, 1947846, 4220333, 8440666, 12660999, 25321998]

約数ペア:

[(1, 25321998), (2, 12660999), (3, 8440666), (6, 4220333), (13, 1947846), (26, 973923), (39, 649282), (78, 324641)]