129734512

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{121021}}^1$

素因数の和:121096

約数の個数: 20

約数和(自身を含む): 255114376

約数和(自身を除く): 125379864

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 121021, 242042, 484084, 968168, 1936336, 8108407, 16216814, 32433628, 64867256, 129734512]

約数ペア:

[(1, 129734512), (2, 64867256), (4, 32433628), (8, 16216814), (16, 8108407), (67, 1936336), (134, 968168), (268, 484084), (536, 242042), (1072, 121021)]