13380568

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 26001360

約数和(自身を除く): 12620792

約数列:

[1, 2, 4, 8, 43, 86, 97, 172, 194, 344, 388, 401, 776, 802, 1604, 3208, 4171, 8342, 16684, 17243, 33368, 34486, 38897, 68972, 77794, 137944, 155588, 311176, 1672571, 3345142, 6690284, 13380568]

約数ペア:

[(1, 13380568), (2, 6690284), (4, 3345142), (8, 1672571), (43, 311176), (86, 155588), (97, 137944), (172, 77794), (194, 68972), (344, 38897), (388, 34486), (401, 33368), (776, 17243), (802, 16684), (1604, 8342), (3208, 4171)]