13209444

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 35188608

約数和(自身を除く): 21979164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 47, 74, 94, 111, 141, 148, 188, 211, 222, 282, 333, 422, 423, 444, 564, 633, 666, 844, 846, 1266, 1332, 1692, 1739, 1899, 2532, 3478, 3798, 5217, 6956, 7596, 7807, 9917, 10434, 15614, 15651, 19834, 20868, 23421, 29751, 31228, 31302, 39668, 46842, 59502, 62604, 70263, 89253, 93684, 119004, 140526, 178506, 281052, 357012, 366929, 733858, 1100787, 1467716, 2201574, 3302361, 4403148, 6604722, 13209444]

約数ペア:

[(1, 13209444), (2, 6604722), (3, 4403148), (4, 3302361), (6, 2201574), (9, 1467716), (12, 1100787), (18, 733858), (36, 366929), (37, 357012), (47, 281052), (74, 178506), (94, 140526), (111, 119004), (141, 93684), (148, 89253), (188, 70263), (211, 62604), (222, 59502), (282, 46842), (333, 39668), (422, 31302), (423, 31228), (444, 29751), (564, 23421), (633, 20868), (666, 19834), (844, 15651), (846, 15614), (1266, 10434), (1332, 9917), (1692, 7807), (1739, 7596), (1899, 6956), (2532, 5217), (3478, 3798)]