128546964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39239}}^1$

素因数の和:39269

約数の個数: 72

約数和(自身を含む): 399934080

約数和(自身を除く): 271387116

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, 39239, 78478, 117717, 156956, 235434, 274673, 353151, 470868, 510107, 549346, 706302, 824019, 1020214, 1098692, 1412604, 1530321, 1648038, 2040428, 2472057, 3060642, 3296076, 3570749, 4590963, 4944114, 6121284, 7141498, 9181926, 9888228, 10712247, 14282996, 18363852, 21424494, 32136741, 42848988, 64273482, 128546964]

約数ペア:

[(1, 128546964), (2, 64273482), (3, 42848988), (4, 32136741), (6, 21424494), (7, 18363852), (9, 14282996), (12, 10712247), (13, 9888228), (14, 9181926), (18, 7141498), (21, 6121284), (26, 4944114), (28, 4590963), (36, 3570749), (39, 3296076), (42, 3060642), (52, 2472057), (63, 2040428), (78, 1648038), (84, 1530321), (91, 1412604), (117, 1098692), (126, 1020214), (156, 824019), (182, 706302), (234, 549346), (252, 510107), (273, 470868), (364, 353151), (468, 274673), (546, 235434), (819, 156956), (1092, 117717), (1638, 78478), (3276, 39239)]