998970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 2820096

約数和(自身を除く): 1821126

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 71, 105, 134, 142, 201, 210, 213, 335, 355, 402, 426, 469, 497, 670, 710, 938, 994, 1005, 1065, 1407, 1491, 2010, 2130, 2345, 2485, 2814, 2982, 4690, 4757, 4970, 7035, 7455, 9514, 14070, 14271, 14910, 23785, 28542, 33299, 47570, 66598, 71355, 99897, 142710, 166495, 199794, 332990, 499485, 998970]

約数ペア:

[(1, 998970), (2, 499485), (3, 332990), (5, 199794), (6, 166495), (7, 142710), (10, 99897), (14, 71355), (15, 66598), (21, 47570), (30, 33299), (35, 28542), (42, 23785), (67, 14910), (70, 14271), (71, 14070), (105, 9514), (134, 7455), (142, 7035), (201, 4970), (210, 4757), (213, 4690), (335, 2982), (355, 2814), (402, 2485), (426, 2345), (469, 2130), (497, 2010), (670, 1491), (710, 1407), (938, 1065), (994, 1005)]