691618130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{71081}}^1$

素因数の和:71234

約数の個数: 32

約数和(自身を含む): 1433013120

約数和(自身を除く): 741394990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730, 71081, 142162, 355405, 497567, 710810, 995134, 2487835, 4975670, 9880259, 19760518, 49401295, 69161813, 98802590, 138323626, 345809065, 691618130]

約数ペア:

[(1, 691618130), (2, 345809065), (5, 138323626), (7, 98802590), (10, 69161813), (14, 49401295), (35, 19760518), (70, 9880259), (139, 4975670), (278, 2487835), (695, 995134), (973, 710810), (1390, 497567), (1946, 355405), (4865, 142162), (9730, 71081)]