971396965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{19867}}^1$

素因数の和:20017

約数の個数: 32

約数和(自身を含む): 1464827904

約数和(自身を除く): 493430939

約数列:

[1, 5, 7, 11, 35, 55, 77, 127, 385, 635, 889, 1397, 4445, 6985, 9779, 19867, 48895, 99335, 139069, 218537, 695345, 1092685, 1529759, 2523109, 7648795, 12615545, 17661763, 27754199, 88308815, 138770995, 194279393, 971396965]

約数ペア:

[(1, 971396965), (5, 194279393), (7, 138770995), (11, 88308815), (35, 27754199), (55, 17661763), (77, 12615545), (127, 7648795), (385, 2523109), (635, 1529759), (889, 1092685), (1397, 695345), (4445, 218537), (6985, 139069), (9779, 99335), (19867, 48895)]