28483185

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{719}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 19900815

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 695, 719, 2085, 2157, 2641, 3595, 7923, 10785, 13205, 13661, 39615, 40983, 68305, 99941, 204915, 299823, 499705, 1499115, 1898879, 5696637, 9494395, 28483185]

約数ペア:

[(1, 28483185), (3, 9494395), (5, 5696637), (15, 1898879), (19, 1499115), (57, 499705), (95, 299823), (139, 204915), (285, 99941), (417, 68305), (695, 40983), (719, 39615), (2085, 13661), (2157, 13205), (2641, 10785), (3595, 7923)]