56153571

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 79706880

約数和(自身を除く): 23553309

約数列:

[1, 3, 43, 67, 73, 89, 129, 201, 219, 267, 2881, 3139, 3827, 4891, 5963, 6497, 8643, 9417, 11481, 14673, 17889, 19491, 210313, 256409, 279371, 435299, 630939, 769227, 838113, 1305897, 18717857, 56153571]

約数ペア:

[(1, 56153571), (3, 18717857), (43, 1305897), (67, 838113), (73, 769227), (89, 630939), (129, 435299), (201, 279371), (219, 256409), (267, 210313), (2881, 19491), (3139, 17889), (3827, 14673), (4891, 11481), (5963, 9417), (6497, 8643)]