13401745

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2879}}^1$

素因数の和:2917

約数の個数: 24

約数和(自身を含む): 19699200

約数和(自身を除く): 6297455

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 2879, 4655, 14395, 20153, 54701, 100765, 141071, 273505, 382907, 705355, 1914535, 2680349, 13401745]

約数ペア:

[(1, 13401745), (5, 2680349), (7, 1914535), (19, 705355), (35, 382907), (49, 273505), (95, 141071), (133, 100765), (245, 54701), (665, 20153), (931, 14395), (2879, 4655)]