266942013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{6379}}^1$

素因数の和:6461

約数の個数: 32

約数和(自身を含む): 407299200

約数和(自身を除く): 140357187

約数列:

[1, 3, 13, 29, 37, 39, 87, 111, 377, 481, 1073, 1131, 1443, 3219, 6379, 13949, 19137, 41847, 82927, 184991, 236023, 248781, 554973, 708069, 2404883, 3068299, 6844667, 7214649, 9204897, 20534001, 88980671, 266942013]

約数ペア:

[(1, 266942013), (3, 88980671), (13, 20534001), (29, 9204897), (37, 7214649), (39, 6844667), (87, 3068299), (111, 2404883), (377, 708069), (481, 554973), (1073, 248781), (1131, 236023), (1443, 184991), (3219, 82927), (6379, 41847), (13949, 19137)]