52997721

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2801}}^1$

素因数の和:2881

約数の個数: 32

約数和(自身を含む): 87153408

約数和(自身を除く): 34155687

約数列:

[1, 3, 7, 17, 21, 51, 53, 119, 159, 357, 371, 901, 1113, 2703, 2801, 6307, 8403, 18921, 19607, 47617, 58821, 142851, 148453, 333319, 445359, 999957, 1039171, 2523701, 3117513, 7571103, 17665907, 52997721]

約数ペア:

[(1, 52997721), (3, 17665907), (7, 7571103), (17, 3117513), (21, 2523701), (51, 1039171), (53, 999957), (119, 445359), (159, 333319), (357, 148453), (371, 142851), (901, 58821), (1113, 47617), (2703, 19607), (2801, 18921), (6307, 8403)]