131266928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37123}}^1$

素因数の和:37161

約数の個数: 40

約数和(自身を含む): 290012688

約数和(自身を除く): 158745760

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 37123, 74246, 148492, 296984, 482599, 593968, 631091, 965198, 1262182, 1930396, 2524364, 3860792, 5048728, 7721584, 8204183, 10097456, 16408366, 32816732, 65633464, 131266928]

約数ペア:

[(1, 131266928), (2, 65633464), (4, 32816732), (8, 16408366), (13, 10097456), (16, 8204183), (17, 7721584), (26, 5048728), (34, 3860792), (52, 2524364), (68, 1930396), (104, 1262182), (136, 965198), (208, 631091), (221, 593968), (272, 482599), (442, 296984), (884, 148492), (1768, 74246), (3536, 37123)]