12909141

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 22763520

約数和(自身を除く): 9854379

約数列:

[1, 3, 7, 9, 21, 23, 59, 63, 69, 151, 161, 177, 207, 413, 453, 483, 531, 1057, 1239, 1357, 1359, 1449, 3171, 3473, 3717, 4071, 8909, 9499, 9513, 10419, 12213, 24311, 26727, 28497, 31257, 62363, 72933, 80181, 85491, 187089, 204907, 218799, 561267, 614721, 1434349, 1844163, 4303047, 12909141]

約数ペア:

[(1, 12909141), (3, 4303047), (7, 1844163), (9, 1434349), (21, 614721), (23, 561267), (59, 218799), (63, 204907), (69, 187089), (151, 85491), (161, 80181), (177, 72933), (207, 62363), (413, 31257), (453, 28497), (483, 26727), (531, 24311), (1057, 12213), (1239, 10419), (1357, 9513), (1359, 9499), (1449, 8909), (3171, 4071), (3473, 3717)]