157480856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{20743}}^1$

素因数の和:20835

約数の個数: 32

約数和(自身を含む): 322361760

約数和(自身を除く): 164880904

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 146, 292, 584, 949, 1898, 3796, 7592, 20743, 41486, 82972, 165944, 269659, 539318, 1078636, 1514239, 2157272, 3028478, 6056956, 12113912, 19685107, 39370214, 78740428, 157480856]

約数ペア:

[(1, 157480856), (2, 78740428), (4, 39370214), (8, 19685107), (13, 12113912), (26, 6056956), (52, 3028478), (73, 2157272), (104, 1514239), (146, 1078636), (292, 539318), (584, 269659), (949, 165944), (1898, 82972), (3796, 41486), (7592, 20743)]