351640276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{143879}}^1$

素因数の和:143943

約数の個数: 24

約数和(自身を含む): 676811520

約数和(自身を除く): 325171244

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 143879, 287758, 575516, 1870427, 3740854, 6762313, 7481708, 13524626, 27049252, 87910069, 175820138, 351640276]

約数ペア:

[(1, 351640276), (2, 175820138), (4, 87910069), (13, 27049252), (26, 13524626), (47, 7481708), (52, 6762313), (94, 3740854), (188, 1870427), (611, 575516), (1222, 287758), (2444, 143879)]