71509737

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2749}}^1$

素因数の和:2817

約数の個数: 32

約数和(自身を含む): 110880000

約数和(自身を除く): 39370263

約数列:

[1, 3, 13, 23, 29, 39, 69, 87, 299, 377, 667, 897, 1131, 2001, 2749, 8247, 8671, 26013, 35737, 63227, 79721, 107211, 189681, 239163, 821951, 1036373, 1833583, 2465853, 3109119, 5500749, 23836579, 71509737]

約数ペア:

[(1, 71509737), (3, 23836579), (13, 5500749), (23, 3109119), (29, 2465853), (39, 1833583), (69, 1036373), (87, 821951), (299, 239163), (377, 189681), (667, 107211), (897, 79721), (1131, 63227), (2001, 35737), (2749, 26013), (8247, 8671)]