783398889

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{3637}}^1$

素因数の和:3926

約数の個数: 48

約数和(自身を含む): 1398388992

約数和(自身を除く): 614990103

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 263, 273, 789, 819, 1841, 2367, 3419, 3637, 5523, 10257, 10911, 16569, 23933, 25459, 30771, 32733, 47281, 71799, 76377, 141843, 215397, 229131, 330967, 425529, 956531, 992901, 2869593, 2978703, 6695717, 8608779, 12434903, 20087151, 37304709, 60261453, 87044321, 111914127, 261132963, 783398889]

約数ペア:

[(1, 783398889), (3, 261132963), (7, 111914127), (9, 87044321), (13, 60261453), (21, 37304709), (39, 20087151), (63, 12434903), (91, 8608779), (117, 6695717), (263, 2978703), (273, 2869593), (789, 992901), (819, 956531), (1841, 425529), (2367, 330967), (3419, 229131), (3637, 215397), (5523, 141843), (10257, 76377), (10911, 71799), (16569, 47281), (23933, 32733), (25459, 30771)]