81312406

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{3769}}^1$

素因数の和:3868

約数の個数: 32

約数和(自身を含む): 147663360

約数和(自身を除く): 66350954

約数列:

[1, 2, 7, 14, 23, 46, 67, 134, 161, 322, 469, 938, 1541, 3082, 3769, 7538, 10787, 21574, 26383, 52766, 86687, 173374, 252523, 505046, 606809, 1213618, 1767661, 3535322, 5808029, 11616058, 40656203, 81312406]

約数ペア:

[(1, 81312406), (2, 40656203), (7, 11616058), (14, 5808029), (23, 3535322), (46, 1767661), (67, 1213618), (134, 606809), (161, 505046), (322, 252523), (469, 173374), (938, 86687), (1541, 52766), (3082, 26383), (3769, 21574), (7538, 10787)]