12208791

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 36

約数和(自身を含む): 19921272

約数和(自身を除く): 7712481

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 157, 161, 471, 483, 529, 1099, 1127, 1587, 3297, 3381, 3611, 3703, 7693, 10833, 11109, 23079, 25277, 25921, 75831, 77763, 83053, 176939, 249159, 530817, 581371, 1744113, 4069597, 12208791]

約数ペア:

[(1, 12208791), (3, 4069597), (7, 1744113), (21, 581371), (23, 530817), (49, 249159), (69, 176939), (147, 83053), (157, 77763), (161, 75831), (471, 25921), (483, 25277), (529, 23079), (1099, 11109), (1127, 10833), (1587, 7693), (3297, 3703), (3381, 3611)]