87378356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{2663}}^1$

素因数の和:3311

約数の個数: 24

約数和(自身を含む): 164997504

約数和(自身を除く): 77619148

約数列:

[1, 2, 4, 13, 26, 52, 631, 1262, 2524, 2663, 5326, 8203, 10652, 16406, 32812, 34619, 69238, 138476, 1680353, 3360706, 6721412, 21844589, 43689178, 87378356]

約数ペア:

[(1, 87378356), (2, 43689178), (4, 21844589), (13, 6721412), (26, 3360706), (52, 1680353), (631, 138476), (1262, 69238), (2524, 34619), (2663, 32812), (5326, 16406), (8203, 10652)]