678702921722

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7793}}^1\times {\mathrm{39623}}^1$

素因数の和:47582

約数の個数: 32

約数和(自身を含む): 1171081297152

約数和(自身を除く): 492378375430

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 7793, 15586, 39623, 54551, 79246, 109102, 277361, 554722, 1223501, 2447002, 6220811, 8564507, 12441622, 17129014, 43545677, 87091354, 308782039, 617564078, 2161474273, 4322948546, 48478780123, 96957560246, 339351460861, 678702921722]

約数ペア:

[(1, 678702921722), (2, 339351460861), (7, 96957560246), (14, 48478780123), (157, 4322948546), (314, 2161474273), (1099, 617564078), (2198, 308782039), (7793, 87091354), (15586, 43545677), (39623, 17129014), (54551, 12441622), (79246, 8564507), (109102, 6220811), (277361, 2447002), (554722, 1223501)]