679916986

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{11959}}^1$

素因数の和:12130

約数の個数: 32

約数和(自身を含む): 1212456960

約数和(自身を除く): 532539974

約数列:

[1, 2, 7, 14, 31, 62, 131, 217, 262, 434, 917, 1834, 4061, 8122, 11959, 23918, 28427, 56854, 83713, 167426, 370729, 741458, 1566629, 2595103, 3133258, 5190206, 10966403, 21932806, 48565499, 97130998, 339958493, 679916986]

約数ペア:

[(1, 679916986), (2, 339958493), (7, 97130998), (14, 48565499), (31, 21932806), (62, 10966403), (131, 5190206), (217, 3133258), (262, 2595103), (434, 1566629), (917, 741458), (1834, 370729), (4061, 167426), (8122, 83713), (11959, 56854), (23918, 28427)]