1288893747

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{199}}^2\times {\mathrm{571}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 1821293760

約数和(自身を除く): 532400013

約数列:

[1, 3, 19, 57, 199, 571, 597, 1713, 3781, 10849, 11343, 32547, 39601, 113629, 118803, 340887, 752419, 2158951, 2257257, 6476853, 22612171, 67836513, 429631249, 1288893747]

約数ペア:

[(1, 1288893747), (3, 429631249), (19, 67836513), (57, 22612171), (199, 6476853), (571, 2257257), (597, 2158951), (1713, 752419), (3781, 340887), (10849, 118803), (11343, 113629), (32547, 39601)]