1276221492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389567}}^1$

素因数の和:389597

約数の個数: 72

約数和(自身を含む): 3970477056

約数和(自身を除く): 2694255564

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, 389567, 779134, 1168701, 1558268, 2337402, 2726969, 3506103, 4674804, 5064371, 5453938, 7012206, 8180907, 10128742, 10907876, 14024412, 15193113, 16361814, 20257484, 24542721, 30386226, 32723628, 35450597, 45579339, 49085442, 60772452, 70901194, 91158678, 98170884, 106351791, 141802388, 182317356, 212703582, 319055373, 425407164, 638110746, 1276221492]

約数ペア:

[(1, 1276221492), (2, 638110746), (3, 425407164), (4, 319055373), (6, 212703582), (7, 182317356), (9, 141802388), (12, 106351791), (13, 98170884), (14, 91158678), (18, 70901194), (21, 60772452), (26, 49085442), (28, 45579339), (36, 35450597), (39, 32723628), (42, 30386226), (52, 24542721), (63, 20257484), (78, 16361814), (84, 15193113), (91, 14024412), (117, 10907876), (126, 10128742), (156, 8180907), (182, 7012206), (234, 5453938), (252, 5064371), (273, 4674804), (364, 3506103), (468, 2726969), (546, 2337402), (819, 1558268), (1092, 1168701), (1638, 779134), (3276, 389567)]