397792

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:442

約数の個数: 24

約数和(自身を含む): 810432

約数和(自身を除く): 412640

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 401, 496, 802, 992, 1604, 3208, 6416, 12431, 12832, 24862, 49724, 99448, 198896, 397792]

約数ペア:

[(1, 397792), (2, 198896), (4, 99448), (8, 49724), (16, 24862), (31, 12832), (32, 12431), (62, 6416), (124, 3208), (248, 1604), (401, 992), (496, 802)]