489071778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 1076275200

約数和(自身を除く): 587203422

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 139, 158, 237, 278, 417, 474, 571, 834, 1027, 1142, 1713, 1807, 2054, 3081, 3426, 3614, 5421, 6162, 7423, 10842, 10981, 14846, 21962, 22269, 32943, 44538, 45109, 65886, 79369, 90218, 135327, 142753, 158738, 238107, 270654, 285506, 428259, 476214, 586417, 856518, 1031797, 1172834, 1759251, 2063594, 3095391, 3518502, 6190782, 6270151, 12540302, 18810453, 37620906, 81511963, 163023926, 244535889, 489071778]

約数ペア:

[(1, 489071778), (2, 244535889), (3, 163023926), (6, 81511963), (13, 37620906), (26, 18810453), (39, 12540302), (78, 6270151), (79, 6190782), (139, 3518502), (158, 3095391), (237, 2063594), (278, 1759251), (417, 1172834), (474, 1031797), (571, 856518), (834, 586417), (1027, 476214), (1142, 428259), (1713, 285506), (1807, 270654), (2054, 238107), (3081, 158738), (3426, 142753), (3614, 135327), (5421, 90218), (6162, 79369), (7423, 65886), (10842, 45109), (10981, 44538), (14846, 32943), (21962, 22269)]