131148745

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41177}}^1$

素因数の和:41209

約数の個数: 24

約数和(自身を含む): 197160264

約数和(自身を除く): 66011519

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 41177, 205885, 288239, 535301, 1441195, 2017673, 2676505, 3747107, 10088365, 18735535, 26229749, 131148745]

約数ペア:

[(1, 131148745), (5, 26229749), (7, 18735535), (13, 10088365), (35, 3747107), (49, 2676505), (65, 2017673), (91, 1441195), (245, 535301), (455, 288239), (637, 205885), (3185, 41177)]