397868489284

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{268105451}}^1$

素因数の和:268105515

約数の個数: 24

約数和(自身を含む): 810750886848

約数和(自身を除く): 412882397564

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 268105451, 536210902, 1072421804, 1876738157, 3753476314, 7506952628, 14209588903, 28419177806, 56838355612, 99467122321, 198934244642, 397868489284]

約数ペア:

[(1, 397868489284), (2, 198934244642), (4, 99467122321), (7, 56838355612), (14, 28419177806), (28, 14209588903), (53, 7506952628), (106, 3753476314), (212, 1876738157), (371, 1072421804), (742, 536210902), (1484, 268105451)]