209310906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1949}}^1\times {\mathrm{2557}}^1$

素因数の和:4518

約数の個数: 32

約数和(自身を含む): 478857600

約数和(自身を除く): 269546694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1949, 2557, 3898, 5114, 5847, 7671, 11694, 13643, 15342, 17899, 27286, 35798, 40929, 53697, 81858, 107394, 4983593, 9967186, 14950779, 29901558, 34885151, 69770302, 104655453, 209310906]

約数ペア:

[(1, 209310906), (2, 104655453), (3, 69770302), (6, 34885151), (7, 29901558), (14, 14950779), (21, 9967186), (42, 4983593), (1949, 107394), (2557, 81858), (3898, 53697), (5114, 40929), (5847, 35798), (7671, 27286), (11694, 17899), (13643, 15342)]