69977019

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1609}}^1$

素因数の和:1747

約数の個数: 32

約数和(自身を含む): 113344000

約数和(自身を除く): 43366981

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 763, 1609, 2071, 2289, 4827, 6213, 11263, 14497, 30571, 33789, 43491, 91713, 175381, 213997, 526143, 641991, 1227667, 3332239, 3683001, 9996717, 23325673, 69977019]

約数ペア:

[(1, 69977019), (3, 23325673), (7, 9996717), (19, 3683001), (21, 3332239), (57, 1227667), (109, 641991), (133, 526143), (327, 213997), (399, 175381), (763, 91713), (1609, 43491), (2071, 33789), (2289, 30571), (4827, 14497), (6213, 11263)]