166857145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19301}}^1$

素因数の和:19345

約数の個数: 32

約数和(自身を含む): 259418880

約数和(自身を除く): 92561735

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8645, 19301, 96505, 135107, 250913, 366719, 675535, 1254565, 1756391, 1833595, 2567033, 4767347, 8781955, 12835165, 23836735, 33371429, 166857145]

約数ペア:

[(1, 166857145), (5, 33371429), (7, 23836735), (13, 12835165), (19, 8781955), (35, 4767347), (65, 2567033), (91, 1833595), (95, 1756391), (133, 1254565), (247, 675535), (455, 366719), (665, 250913), (1235, 135107), (1729, 96505), (8645, 19301)]