156958468

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{1489}}^1$

素因数の和:1604

約数の個数: 36

約数和(自身を含む): 294063420

約数和(自身を除く): 137104952

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 361, 722, 1387, 1444, 1489, 2774, 2978, 5548, 5956, 26353, 28291, 52706, 56582, 105412, 108697, 113164, 217394, 434788, 537529, 1075058, 2065243, 2150116, 4130486, 8260972, 39239617, 78479234, 156958468]

約数ペア:

[(1, 156958468), (2, 78479234), (4, 39239617), (19, 8260972), (38, 4130486), (73, 2150116), (76, 2065243), (146, 1075058), (292, 537529), (361, 434788), (722, 217394), (1387, 113164), (1444, 108697), (1489, 105412), (2774, 56582), (2978, 52706), (5548, 28291), (5956, 26353)]