13481145

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6967}}^1$

素因数の和:7021

約数の個数: 24

約数和(自身を含む): 23914176

約数和(自身を除く): 10433031

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 6967, 20901, 34835, 62703, 104505, 299581, 313515, 898743, 1497905, 2696229, 4493715, 13481145]

約数ペア:

[(1, 13481145), (3, 4493715), (5, 2696229), (9, 1497905), (15, 898743), (43, 313515), (45, 299581), (129, 104505), (215, 62703), (387, 34835), (645, 20901), (1935, 6967)]