27709505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^2$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 36506880

約数和(自身を除く): 8797375

約数列:

[1, 5, 19, 31, 95, 97, 155, 485, 589, 1843, 2945, 3007, 9215, 9409, 15035, 47045, 57133, 178771, 285665, 291679, 893855, 1458395, 5541901, 27709505]

約数ペア:

[(1, 27709505), (5, 5541901), (19, 1458395), (31, 893855), (95, 291679), (97, 285665), (155, 178771), (485, 57133), (589, 47045), (1843, 15035), (2945, 9409), (3007, 9215)]