261716364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79889}}^1$

素因数の和:79919

約数の個数: 72

約数和(自身を含む): 814238880

約数和(自身を除く): 552522516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 79889, 159778, 239667, 319556, 479334, 559223, 719001, 958668, 1038557, 1118446, 1438002, 1677669, 2077114, 2236892, 2876004, 3115671, 3355338, 4154228, 5033007, 6231342, 6710676, 7269899, 9347013, 10066014, 12462684, 14539798, 18694026, 20132028, 21809697, 29079596, 37388052, 43619394, 65429091, 87238788, 130858182, 261716364]

約数ペア:

[(1, 261716364), (2, 130858182), (3, 87238788), (4, 65429091), (6, 43619394), (7, 37388052), (9, 29079596), (12, 21809697), (13, 20132028), (14, 18694026), (18, 14539798), (21, 12462684), (26, 10066014), (28, 9347013), (36, 7269899), (39, 6710676), (42, 6231342), (52, 5033007), (63, 4154228), (78, 3355338), (84, 3115671), (91, 2876004), (117, 2236892), (126, 2077114), (156, 1677669), (182, 1438002), (234, 1118446), (252, 1038557), (273, 958668), (364, 719001), (468, 559223), (546, 479334), (819, 319556), (1092, 239667), (1638, 159778), (3276, 79889)]