172904312

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{43487}}^1$

素因数の和:43571

約数の個数: 32

約数和(自身を含む): 375736320

約数和(自身を除く): 202832008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 43487, 86974, 173948, 304409, 347896, 608818, 1217636, 2435272, 3087577, 6175154, 12350308, 21613039, 24700616, 43226078, 86452156, 172904312]

約数ペア:

[(1, 172904312), (2, 86452156), (4, 43226078), (7, 24700616), (8, 21613039), (14, 12350308), (28, 6175154), (56, 3087577), (71, 2435272), (142, 1217636), (284, 608818), (497, 347896), (568, 304409), (994, 173948), (1988, 86974), (3976, 43487)]