156777374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 257476800

約数和(自身を除く): 100699426

約数列:

[1, 2, 13, 26, 157, 193, 199, 314, 386, 398, 2041, 2509, 2587, 4082, 5018, 5174, 30301, 31243, 38407, 60602, 62486, 76814, 393913, 406159, 499291, 787826, 812318, 998582, 6029899, 12059798, 78388687, 156777374]

約数ペア:

[(1, 156777374), (2, 78388687), (13, 12059798), (26, 6029899), (157, 998582), (193, 812318), (199, 787826), (314, 499291), (386, 406159), (398, 393913), (2041, 76814), (2509, 62486), (2587, 60602), (4082, 38407), (5018, 31243), (5174, 30301)]