39968229

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{919}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 64768000

約数和(自身を除く): 24799771

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 763, 919, 2071, 2289, 2757, 6213, 6433, 14497, 17461, 19299, 43491, 52383, 100171, 122227, 300513, 366681, 701197, 1903249, 2103591, 5709747, 13322743, 39968229]

約数ペア:

[(1, 39968229), (3, 13322743), (7, 5709747), (19, 2103591), (21, 1903249), (57, 701197), (109, 366681), (133, 300513), (327, 122227), (399, 100171), (763, 52383), (919, 43491), (2071, 19299), (2289, 17461), (2757, 14497), (6213, 6433)]