278889106

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{6547}}^1$

素因数の和:6646

約数の個数: 24

約数和(自身を含む): 449061840

約数和(自身を除く): 170172734

約数列:

[1, 2, 19, 38, 59, 118, 361, 722, 1121, 2242, 6547, 13094, 21299, 42598, 124393, 248786, 386273, 772546, 2363467, 4726934, 7339187, 14678374, 139444553, 278889106]

約数ペア:

[(1, 278889106), (2, 139444553), (19, 14678374), (38, 7339187), (59, 4726934), (118, 2363467), (361, 772546), (722, 386273), (1121, 248786), (2242, 124393), (6547, 42598), (13094, 21299)]