991567278

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{607}}^1$

素因数の和:823

約数の個数: 96

約数和(自身を含む): 2403302400

約数和(自身を除く): 1411735122

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 179, 234, 338, 351, 358, 507, 537, 607, 702, 1014, 1074, 1214, 1521, 1611, 1821, 2327, 3042, 3222, 3642, 4563, 4654, 4833, 5463, 6981, 7891, 9126, 9666, 10926, 13962, 15782, 16389, 20943, 23673, 30251, 32778, 41886, 47346, 60502, 62829, 71019, 90753, 102583, 108653, 125658, 142038, 181506, 205166, 213057, 217306, 272259, 307749, 325959, 426114, 544518, 615498, 651918, 816777, 923247, 977877, 1412489, 1633554, 1846494, 1955754, 2769741, 2824978, 2933631, 4237467, 5539482, 5867262, 8474934, 12712401, 18362357, 25424802, 36724714, 38137203, 55087071, 76274406, 110174142, 165261213, 330522426, 495783639, 991567278]

約数ペア:

[(1, 991567278), (2, 495783639), (3, 330522426), (6, 165261213), (9, 110174142), (13, 76274406), (18, 55087071), (26, 38137203), (27, 36724714), (39, 25424802), (54, 18362357), (78, 12712401), (117, 8474934), (169, 5867262), (179, 5539482), (234, 4237467), (338, 2933631), (351, 2824978), (358, 2769741), (507, 1955754), (537, 1846494), (607, 1633554), (702, 1412489), (1014, 977877), (1074, 923247), (1214, 816777), (1521, 651918), (1611, 615498), (1821, 544518), (2327, 426114), (3042, 325959), (3222, 307749), (3642, 272259), (4563, 217306), (4654, 213057), (4833, 205166), (5463, 181506), (6981, 142038), (7891, 125658), (9126, 108653), (9666, 102583), (10926, 90753), (13962, 71019), (15782, 62829), (16389, 60502), (20943, 47346), (23673, 41886), (30251, 32778)]