67778872

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{17047}}^1$

素因数の和:17131

約数の個数: 32

約数和(自身を含む): 147294720

約数和(自身を除く): 79515848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 17047, 34094, 68188, 119329, 136376, 238658, 477316, 954632, 1210337, 2420674, 4841348, 8472359, 9682696, 16944718, 33889436, 67778872]

約数ペア:

[(1, 67778872), (2, 33889436), (4, 16944718), (7, 9682696), (8, 8472359), (14, 4841348), (28, 2420674), (56, 1210337), (71, 954632), (142, 477316), (284, 238658), (497, 136376), (568, 119329), (994, 68188), (1988, 34094), (3976, 17047)]