638996976

素因数分解:

$2^4\times 3^2\times {\mathrm{4437479}}^1$

素因数の和:4437493

約数の個数: 30

約数和(自身を含む): 1788304440

約数和(自身を除く): 1149307464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 4437479, 8874958, 13312437, 17749916, 26624874, 35499832, 39937311, 53249748, 70999664, 79874622, 106499496, 159749244, 212998992, 319498488, 638996976]

約数ペア:

[(1, 638996976), (2, 319498488), (3, 212998992), (4, 159749244), (6, 106499496), (8, 79874622), (9, 70999664), (12, 53249748), (16, 39937311), (18, 35499832), (24, 26624874), (36, 17749916), (48, 13312437), (72, 8874958), (144, 4437479)]