25145463

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 15404937

約数列:

[1, 3, 7, 21, 23, 69, 79, 161, 237, 483, 553, 659, 1659, 1817, 1977, 4613, 5451, 12719, 13839, 15157, 38157, 45471, 52061, 106099, 156183, 318297, 364427, 1093281, 1197403, 3592209, 8381821, 25145463]

約数ペア:

[(1, 25145463), (3, 8381821), (7, 3592209), (21, 1197403), (23, 1093281), (69, 364427), (79, 318297), (161, 156183), (237, 106099), (483, 52061), (553, 45471), (659, 38157), (1659, 15157), (1817, 13839), (1977, 12719), (4613, 5451)]